Alphabetical Listing of Families within this Taxa Group:
family     Aberrantidae T4072449
family     Aberrapecidae T4032553
family     Abronicidae T4024971
family     Abrsiidae T4017763
family     Abylidae T4002123
family     Abyssoanthidae T4007868
family     Abyssochrysidae T4023544
family     Acanthaspidiidae T4072254
family     Acanthasteridae T4023495
family     Acanthephyridae T4003613
family     Acanthoaxiidae T4007882
family     Acanthocheilidae T4072123
family     Acanthocolpidae T4072200
family     Acanthocotylidae T4032516
family     Acanthogammaridae T4023378
family     Acanthogorgiidae T4008487
family     Acantholeberidae T4024972
family     Acanthonotozomatidae T4032504
family     Acanthonotozomellidae T4024943
family     Acartiidae T4001907
family     Acaulidae T4072118
family     Accacoeliidae T4024928
family     Achromadoridae T4072444
family     Acidopsidae T4009449
family     Acidostomatidae T4016620
family     Acmaeidae T4035298
family     Acochlidiidae T4024949
family     Acoetidae T4008455
family     Acoleidae T4072706
family     Acontiophoridae T4072534
family     Acratiidae T4072746
family     Acrocirridae T4008433
family     Acroloxidae T4024944
family     Acrophytidae T4008591
family     Acroporidae T4007835
family     Acrossotidae T4008565
family     Acteonidae T4017124
family     Actinastreidae T4023761
family     Actinernidae T4072141
family     Actiniidae T4002132
family     Actinocyclidae T4026953
family     Actinodendridae T4072590
family     Actinoporidae T4072641
family     Actinoscyphiidae T4072142
family     Actinostolidae T4009128
family     Actisecidae T4072660
family     Acuariidae T4072129
family     Aculeorhynchidae T4072345
family     Addisoniidae T4095785
family     Adeliellidae T4072814
family     Adeonidae T4072210
family     Adinetidae T4023391
family     Aegialoalaimidae T4072076
family     Aegidae T4024932
family     Aeginidae T4002124
family     Aegiridae T4027032
family     Aegisthidae T4001930
family     Aeglidae T4008561
family     Aeolidiidae T4009120
family     Aephnidiogenidae T4027058
family     Aequoreidae T4007784
family     Aeropsidae T4023400
family     Aeteidae T4072211
family     Aethozoidae T4072801
family     Aethridae T4017131
family     Aetideidae T4000856
family     Aetiopedesidae T4072694
family     Aeverrilliidae T4072648
family     Agalmatidae T4001072
family     Agariciidae T4007836
family     Agathotanaidae T4072475
family     Aglajidae T4026739
family     Aglaopheniidae T4008450
family     Agneziidae T4072495
family     Agostocarididae T4072570
family     Aiptasiidae T4009129
family     Aiptasiomorphidae T4072589
family     Aitengidae T4024956
family     Akanthophoreidae T4072738
family     Akeridae T4024915
family     Akiodorididae T4026969
family     Alacuppidae T4027089
family     Alaimidae T4072093
family     Alainosquillidae T4072584
family     Alatinidae T4008548
family     Albuneidae T4004264
family     Alciopidae T4000993
family     Alcyonidiidae T4024931
family     Alcyoniidae T4008484
family     Alicellidae T4024953
family     Aliciidae T4009130
family     Allocreadiidae T4024924
family     Allodiscocotylidae T4024955
family     Alloposidae T4003457
family     Allopyragraphoridae T4072711
family     Alpheidae T4004266
family     Alvinellidae T4008534
family     Alvinocarididae T4004753
family     Amaryllididae T4072468
family     Amathillopsidae T4072151
family     Amathinidae T4023505
family     Ambasiidae T4072815
family     Ameiridae T4003528
family     Amidostomidae T4072124
family     Amnicolidae T4023673
family     Ampeliscidae T4003338
family     Ampharetidae T4008603
family     Amphianthidae T4009187
family     Amphibdellatidae T4072574
family     Amphibolidae T4024950
family     Amphilepididae T4023445
family     Amphilepidida incertae sedis T4023748
family     Amphilimnidae T4023747
family     Amphilinidae T4072181
family     Amphilochidae T4009390
family     Amphimelaniidae T4023703
family     Amphinomidae T4009188
family     Amphiporidae T4024934
family     Amphisopidae T4024947
family     Amphithyridae T4024969
family     Amphitretidae T4003520
family     Amphiuridae T4010010
family     Ampithoidae T4016475
family     Ampullariidae T4035374
family     Anabathridae T4023277
family     Anacalliacidae T4072833
family     Anapronoidae T4072695
family     Anarthruridae T4026891
family     Anatomidae T4035361
family     Anchimolgidae T4017739
family     Anchistioididae T4004683
family     Ancillariidae T4023728
family     Ancinidae T4016612
family     Ancistrocheiridae T4024917
family     Ancorabolidae T4003917
family     Ancylodiscoididae T4027028
family     Ancyrocephalidae T4024942
family     Andresiidae T4072143
family     Andvakiidae T4072144
family     Anelasmatidae T4006374
family     Angariidae T4035372
family     Anguillicolidae T4072125
family     Anisakidae T4072114
family     Anisogammaridae T4016476
family     Annectocymidae T4026842
family     Anonymidae T4072330
family     Anoplodiscidae T4072261
family     Anoplostomatidae T4072094
family     Antarctophilinidae T4023756
family     Antarcturidae T4021384
family     Antedonidae T4023337
family     Antheacheridae T4017713
family     Antheluridae T4072252
family     Anthemiphylliidae T4007837
family     Antheomorphidae T4072786
family     Anthessiidae T4017714
family     Anthocephaliidae T4027082
family     Anthoptilidae T4035344
family     Anthothelidae T4008494
family     Anthuridae T4016602
family     Anticomidae T4072095
family     Antipathidae T4008475
family     Antipodactinidae T4072790
family     Antonbruunidae T4072055
family     Antroporidae T4072560
family     Anuropidae T4072404
family     Aoridae T4009391
family     Apataidae T4027141
family     Apatopygidae T4023557
family     Aphanipathidae T4008618
family     Aphanolaimidae T4072772
family     Aphelenchoididae T4072377
family     Aphroditidae T4008434
family     Apidioplanidae T4072385
family     Apistobranchidae T4072053
family     Aplustridae T4026983
family     Aplysiidae T4017194
family     Apocreadiidae T4026792
family     Apolemiidae T4007815
family     Aponchiidae T4072071
family     Aporcelaimidae T4072767
family     Aporocotylidae T4027000
family     Aporrhaidae T4008468
family     Apseudellidae T4072473
family     Apseudidae T4026889
family     Arachnactidae T4003508
family     Arachnidiidae T4072238
family     Arachnopusiidae T4026942
family     Arbaciidae T4023346
family     Archaeobalanidae T4003489
family     Archaeoscinidae T4003699
family     Archimonocelidae T4072370
family     Archinotodelphyidae T4000714
family     Architectonicidae T4031359
family     Architeuthidae T4026924
family     Arcidae T4032497
family     Arcitalitridae T4090159
family     Arcticidae T4008426
family     Arctokonstantinidae T4017740
family     Arcturidae T4008483
family     Arcturididae T4072501
family     Arenicolidae T4007773
family     Arenopontiidae T4003926
family     Argestidae T4003927
family     Argissidae T4072152
family     Argonautidae T4002234
family     Arietellidae T4001931
family     Aristeidae T4003908
family     Aristiidae T4016609
family     Armadillidae T4021389
family     Armaueriidae T4072279
family     Arminidae T4026732
family     Artemiidae T4023385
family     Artotrogidae T4004059
family     Arulidae T4008579
family     Ascarididae T4072132
family     Ascidicolidae T4004060
family     Ascidiidae T4003318
family     Asconiscidae T4072363
family     Ascosiidae T4072212
family     Asellidae T4016607
family     Asperspinidae T4035310
family     Aspidodiadematidae T4023351
family     Aspidogastridae T4072168
family     Aspidosiphonidae T4009124
family     Aspidostomatidae T4072392
family     Asplanchnidae T4002169
family     Assimineidae T4023265
family     Astacidae T4004762
family     Astartidae T4032498
family     Asteriidae T4009142
family     Asterinidae T4009144
family     Asterocheridae T4000879
family     Asterodiscididae T4023496
family     Asterometridae T4023518
family     Asteronychidae T4009548
family     Asteropseidae T4023454
family     Astriclypeidae T4023500
family     Astrocoeniidae T4007838
family     Astropectinidae T4032519
family     Astrophiuridae T4023733
family     Asyncorynidae T4072546
family     Atelecrinidae T4023340
family     Atelecyclidae T4004763
family     Atlantidae T4000807
family     Atlantidiidae T4000179
family     Atollidae T4007810
family     Atorellidae T4072304
family     Atyidae T4004765
family     Atylidae T4016624
family     Augaptilidae T4000979
family     Aulacoctenidae T4072527
family     Aulacothyropsidae T4072459
family     Austrarcturellidae T4072405
family     Austrobalanidae T4008627
family     Axianassidae T4007878
family     Axiidae T4003341
family     Axinidae T4072268
family     Axonolaimidae T4072084
family     Axoporidae T4072703
family     Azygiidae T4026812
family     Babakinidae T4026996
family     Babyloniidae T4035369
family     Baikalogammaridae T4026981
family     Bairdiidae T4072284
family     Bairdiocyprididae T4072745
family     Balaenanemertidae T4072280
family     Balaenophilidae T4017705
family     Balanidae T4000772
family     Balanobothriidae T4072819
family     Balellidae T4008552
family     Barbouriidae T4007850
family     Barleeiidae T4035373
family     Barychilinidae T4072762
family     Basiliolidae T4072451
family     Basserolidae T4072551
family     Bateidae T4016608
family     Bathocyroidae T4072480
family     Bathyalozoidae T4072800
family     Bathybelidae T4072522
family     Bathycotylidae T4072674
family     Bathycrinidae T4023333
family     Bathyctenidae T4072528
family     Bathydorididae T4026740
family     Bathylasmatidae T4026785
family     Bathynataliidae T4072502
family     Bathypalaemonellidae T4004768
family     Bathyphelliidae T4072145
family     Bathypolypodidae T4027080
family     Bathypontiidae T4001933
family     Bathyporeiidae T4009429
family     Bathysciadiidae T4023278
family     Bathysquillidae T4072307
family     Bathyteuthidae T4002235
family     Batillariidae T4035362
family     Batoporidae T4072423
family     Batoteuthidae T4026926
family     Bdellouridae T4026913
family     Beaniidae T4026820
family     Behningiellidae T4072585
family     Belliidae T4006399
family     Bellolividae T4023727
family     Belomitridae T4023680
family     Belondiridae T4072768
family     Benedeniporidae T4072239
family     Benthesicymidae T4004290
family     Bentheuphausiidae T4003880
family     Benthimermithidae T4072421
family     Benthobiidae T4023729
family     Benthopectinidae T4023317
family     Beroidae T4001952
family     Bertiliellidae T4072346
family     Bifaxariidae T4072418
family     Bitectiporidae T4026821
family     Bithyniidae T4035353
family     Bivesiculidae T4072588
family     Blackfordiidae T4007787
family     Blepharipodidae T4008570
family     Bodonematidae T4072445
family     Bodotriidae T4008318
family     Boeromedusidae T4072547
family     Bogidiellidae T4026767
family     Bolinopsidae T4001955
family     Boloceroididae T4009131
family     Bolttsiidae T4072586
family     Bomolochidae T4003918
family     Bonelliidae T4009400
family     Boniniidae T4072386
family     Bonneviellidae T4007789
family     Bopyridae T4000771
family     Boreohydridae T4021096
family     Bornellidae T4026994
family     Borsoniidae T4035348
family     Bosminidae T4001875
family     Bothriocephalidae T4026775
family     Bothrioplanidae T4072690
family     Botrucnidiferidae T4032503
family     Botryllophilidae T4020542
family     Botulisaccidae T4072592
family     Bouchardiidae T4072462
family     Bougainvilliidae T4002136
family     Bougisidae T4072587
family     Brachionidae T4002167
family     Brachioteuthidae T4003452
family     Brachycladiidae T4026793
family     Brachycoeliidae T4072202
family     Brachylaimidae T4026808
family     Brachyscelidae T4009399
family     Branchinectidae T4023393
family     Branchiostomatidae T4001201
family     Branchipodidae T4027138
family     Brauninidae T4026804
family     Bresiliidae T4008481
family     Briareidae T4008543
family     Brisingidae T4023304
family     Brissidae T4009661
family     Brusiniidae T4072795
family     Brychiopontiidae T4017724
family     Bryocryptellidae T4003257
family     Bryopastoridae T4072638
family     Buccinidae T4008424
family     Bucephalidae T4026803
family     Buffonellodidae T4072578
family     Bugulidae T4023364
family     Bulinidae T4027131
family     Bullidae T4032500
family     Buproridae T4020543
family     Burnupiidae T4027144
family     Bursidae T4035315
family     Buskiidae T4072240
family     Bychowskicotylidae T4072712
family     Byrsophlebidae T4032530
family     Bythinellidae T4023695
family     Bythocarididae T4004740
family     Bythocyprididae T4072285
family     Bythocytheridae T4072286
family     Bythograeidae T4004773
family     Bythotiaridae T4008531
family     Cabiropidae T4003535
family     Cadlinidae T4026920
family     Caecidae T4035300
family     Cainocrinidae T4023621
family     Calabozoidae T4072503
family     Calanidae T4000003
family     Calanticidae T4021360
family     Calappidae T4004317
family     Calceostomatidae T4072262
family     Calescharidae T4072213
family     Caligidae T4003282
family     Callianassidae T4004382
family     Callianideidae T4004440
family     Callianopsidae T4035799
family     Callichiridae T4035798
family     Calliobothriidae T4072820
family     Calliopiidae T4003530
family     Callioplanidae T4026896
family     Calliostomatidae T4009444
family     Callodistomidae T4027001
family     Calloporidae T4023365
family     Calmidae T4032501
family     Calometridae T4023521
family     Calopiidae T4023595
family     Calverocheridae T4017725
family     Calvetiidae T4072644
family     Calviriidae T4072691
family     Calwelliidae T4072419
family     Calycidorididae T4027087
family     Calymnidae T4023355
family     Calyptraeidae T4008423
family     Camacolaimidae T4072623
family     Camallanidae T4072128
family     Cambaridae T4006304
family     Cambaroididae T4008588
family     Campanilidae T4023584
family     Campanulariidae T4002129
family     Campanulinidae T4007777
family     Camptandriidae T4004443
family     Campylonotidae T4006302
family     Cancellariidae T4035312
family     Cancellothyrididae T4072175
family     Cancerillidae T4003934
family     Cancridae T4003677
family     Candaciidae T4000219
family     Candelabridae T4008448
family     Candidae T4024930
family     Candimboididae T4072687
family     Candonidae T4023369
family     Canthocamptidae T4003928
family     Canuellidae T4003758
family     Capillariidae T4072776
family     Capingentidae T4027145
family     Capitellidae T4002191
family     Capneidae T4072393
family     Caprellidae T4000542
family     Capsalidae T4026848
family     Capulidae T4008422
family     Carcinidae T4004321
family     Carcinonemertidae T4026866
family     Cardiidae T4009657
family     Carinariidae T4000064
family     Carinomidae T4026863
family     Carpiliidae T4009407
family     Carukiidae T4008571
family     Carybdeidae T4003158
family     Caryophyllaeidae T4026770
family     Caryophylliidae T4002131
family     Cassidae T4035316
family     Cassidulidae T4023502
family     Cassiopeidae T4009148
family     Cataegidae T4023548
family     Catenicellidae T4026978
family     Catenulidae T4032548
family     Cathetocephalidae T4072604
family     Catiniidae T4017715
family     Catophragmidae T4027055
family     Catostylidae T4009149
family     Caudinidae T4023450
family     Cavoliniidae T4000697
family     Caymanabyssiidae T4023573
family     Caymanostellidae T4023468
family     Cebocaridae T4003344
family     Ceinidae T4072426
family     Cellariidae T4026822
family     Celleporidae T4026823
family     Centropagidae T4001179
family     Centrovarioplanidae T4072383
family     Cephalobothriidae T4024967
family     Cephalochlamydidae T4027132
family     Cephalodiscidae T4072526
family     Cephalotrichidae T4027061
family     Cepheidae T4009150
family     Ceramonematidae T4072077
family     Ceratocumatidae T4072209
family     Cercopagididae T4003218
family     Cercyridae T4072361
family     Cerianthidae T4002133
family     Cerioporidae T4072482
family     Cerithiidae T4035301
family     Cerithiopsidae T4035302
family     Cestidae T4032509
family     Cestoplanidae T4026897
family     Chaetasteridae T4023322
family     Chaetiliidae T4016486
family     Chaetopteridae T4008431
family     Chaperiidae T4026824
family     Charitometridae T4023476
family     Charoniidae T4023726
family     Chasmocarcinidae T4004449
family     Chauhaneidae T4072713
family     Cheidae T4072471
family     Cheiloporinidae T4072214
family     Cheiragonidae T4006378
family     Cheirocratidae T4009419
family     Cheliplanidae T4027073
family     Chelonibiidae T4006394
family     Cheluridae T4072153
family     Chevaliidae T4072607
family     Chilinidae T4027024
family     Chilodontaidae T4035389
family     Chiltoniidae T4023383
family     Chimaericolidae T4026852
family     Chionelasmatidae T4027054
family     Chiridotidae T4023424
family     Chirocephalidae T4023396
family     Chirodropidae T4003159
family     Chiropsalmidae T4008551
family     Chirostylidae T4004788
family     Chiroteuthidae T4002236
family     Chitonophilidae T4017290
family     Chlidoniidae T4072215
family     Chlidonophoridae T4072456
family     Chlorotocellidae T4008595
family     Chondracanthidae T4003919
family     Chordeumiidae T4017703
family     Chorizoporidae T4026825
family     Chromadoridae T4072063
family     Chromodorididae T4026741
family     Chronogastridae T4072773
family     Chrysogorgiidae T4008488
family     Chrysopetalidae T4008438
family     Chtenopterygidae T4003185
family     Chthamalidae T4006393
family     Chthamalophilidae T4072300
family     Chunellidae T4072433
family     Chuneolidae T4072556
family     Chuniellidae T4072281
family     Chydoridae T4003743
family     Cicerinidae T4072347
family     Cidaridae T4023349
family     Ciliopharyngiellidae T4072354
family     Cimidae T4032502
family     Cinctiporidae T4072669
family     Cingulopsidae T4023272
family     Cionidae T4007792
family     Cirolanidae T4009140
family     Cirratulidae T4008432
family     Cirrholoveniidae T4072544
family     Cirroctopodidae T4026968
family     Cirroteuthidae T4026736
family     Cladocorynidae T4008458
family     Cladonematidae T4015797
family     Cladopathidae T4008619
family     Cladorchiidae T4027002
family     Clathrolunulidae T4072834
family     Clathrozoellidae T4072446
family     Clathrozoidae T4007854
family     Clathurellidae T4008516
family     Clausidiidae T4003480
family     Clausiidae T4017716
family     Clausocalanidae T4001895
family     Clausophyidae T4007812
family     Clavatulidae T4035370
family     Clavelinidae T4008476
family     Clavoporidae T4072241
family     Clavulariidae T4008485
family     Cleidochasmatidae T4072216
family     Clenchiellidae T4023693
family     Cletodidae T4003915
family     Cletopsyllidae T4017706
family     Cliidae T4003509
family     Clinostomidae T4027013
family     Clionidae T4002230
family     Cliopsidae T4008469
family     Clistosaccidae T4008507
family     Clypeasteridae T4023484
family     Clytemnestridae T4003221
family     Cobanocytheridae T4027007
family     Cocculinidae T4035317
family     Cochlespiridae T4023616
family     Cochliopidae T4023598
family     Codobidae T4017755
family     Coelogorgiidae T4008566
family     Coelogynoporidae T4072357
family     Coeloplanidae T4008540
family     Coenobitidae T4004455
family     Colatooeciidae T4072667
family     Colletteidae T4072476
family     Collisarborisidae T4072752
family     Colloniidae T4035364
family     Collothecidae T4002170
family     Colobometridae T4023477
family     Colomastigidae T4072154
family     Colpodaspididae T4027088
family     Colubrariidae T4035368
family     Columbariidae T4023552
family     Columbellidae T4023361
family     Colypuridae T4072613
family     Comatulidae T4023709
family     Comesomatidae T4072085
family     Condylanthidae T4072146
family     Conescharellinidae T4072576
family     Conicostomatidae T4072816
family     Conidae T4035313
family     Coninckiidae T4072086
family     Conochilidae T4021370
family     Corallanidae T4032533
family     Coralliidae T4008495
family     Corallimorphidae T4008471
family     Coralliomyzontidae T4017310
family     Corambidae T4026733
family     Corbulidae T4017127
family     Cordagalmatidae T4003510
family     Cordylophoridae T4008563
family     Corellidae T4007793
family     Cornirostridae T4026742
family     Cornulariidae T4008498
family     Coronatae incertae sedis T4072798
family     Coronididae T4072308
family     Coronulidae T4006395
family     Corophiidae T4009455
family     Corycaeidae T4000484
family     Corymbophytidae T4008592
family     Corymorphidae T4002128
family     Corynidae T4002122
family     Coryphellidae T4009157
family     Corystidae T4006376
family     Coscinaraeidae T4007890
family     Cossuridae T4072052
family     Costasiellidae T4026743
family     Costellariidae T4035338
family     Cranchiidae T4001268
family     Crangonidae T4003412
family     Crangonyctidae T4016975
family     Craniidae T4072171
family     Crassicollidae T4072381
family     Cratenemertidae T4026867
family     Craterolophidae T4008567
family     Crepidacanthidae T4035360
family     Creseidae T4003511
family     Cressidae T4015798
family     Cribrilinidae T4026826
family     Crinoniscidae T4072550
family     Crisiidae T4023367
family     Crisinidae T4072645
family     Cristacoxidae T4017707
family     Cristatellidae T4026965
family     Crisuliporidae T4072642
family     Crossotonotidae T4009423
family     Crymostygidae T4027005
family     Cryptocelidae T4072331
family     Cryptochiridae T4004794
family     Cryptocodidae T4072529
family     Cryptocopidae T4072619
family     Cryptogonimidae T4026797
family     Cryptoniscidae T4072366
family     Cryptoniscoidea incertae sedis T4072555
family     Cryptophialidae T4026943
family     Cryptoporidae T4072172
family     Cryptosulidae T4026827
family     Crypturopodidae T4027053
family     Csiromedusidae T4072681
family     Ctenochelidae T4072196
family     Ctenocidaridae T4023635
family     Ctenodiscidae T4023318
family     Cucullanidae T4072131
family     Cucumariidae T4023429
family     Cucumellidae T4023698
family     Cumanotidae T4026744
family     Cuneocytheridae T4072287
family     Cuninidae T4007785
family     Cupuladriidae T4072217
family     Curnonidae T4027143
family     Cushmanideidae T4072288
family     Cuspidariidae T4009547
family     Cuthonellidae T4027134
family     Cuthonidae T4026921
family     Cyamidae T4023374
family     Cyaneidae T4002139
family     Cyartonematidae T4072777
family     Cyathocotylidae T4026805
family     Cyatholaimidae T4072064
family     Cyclestheriidae T4027051
family     Cyclicoporidae T4072218
family     Cyclocaridae T4009431
family     Cyclocoelidae T4026982
family     Cyclodorippidae T4072558
family     Cyclopettidae T4008558
family     Cyclopicinidae T4021038
family     Cyclopidae T4003215
family     Cyclopinidae T4003284
family     Cyclopoida incertae sedis T4017704
family     Cycloteuthidae T4003187
family     Cydippida incertae sedis T4072478
family     Cylichnidae T4009645
family     Cylindrobullidae T4026947
family     Cylindroleberididae T4026952
family     Cylindropsyllidae T4003929
family     Cylindrostomidae T4072337
family     Cyllopodidae T4027006
family     Cymatiidae T4035357
family     Cymbuliidae T4009190
family     Cymonomidae T4009138
family     Cymothoidae T4016485
family     Cyphocarididae T4003492
family     Cypraeidae T4035318
family     Cyprididae T4023372
family     Cypridinidae T4009580
family     Cyproideidae T4072469
family     Cyproniscidae T4072504
family     Cystidicolidae T4072126
family     Cystiplanidae T4072348
family     Cystiscidae T4035319
family     Cystisomatidae T4003537
family     Cytaeididae T4023360
family     Cytheralisonidae T4072627
family     Cytherellidae T4072283
family     Cytherettidae T4072289
family     Cytheridae T4072290
family     Cytherideidae T4031365
family     Cytheromatidae T4026880
family     Cytheruridae T4072291
family     Cytididae T4072646
family     Cytocystididae T4072796
family     Cyzicidae T4026973
family     Dacryopilumnidae T4009420
family     Dactylogyridae T4072263
family     Dactylopusiidae T4003513
family     Dairellidae T4072162
family     Dairidae T4015822
family     Dairoididae T4006309
family     Dajidae T4072364
family     Dallinidae T4072176
family     Dalyelliidae T4026906
family     Daphniidae T4003217
family     Darcythompsoniidae T4015799
family     Darwinulidae T4024951
family     Deeveyidae T4072751
family     Deimatidae T4023431
family     Deltocyathidae T4007887
family     Dendrobrachiidae T4026966
family     Dendrocoelidae T4026979
family     Dendrodorididae T4026745
family     Dendronotidae T4009118
family     Dendrophylliidae T4007803
family     Dendrotionidae T4072505
family     Densiporidae T4026916
family     Derjugianidae T4072817
family     Derogenidae T4024929
family     Deropristidae T4072201
family     Desmidocercidae T4072133
family     Desmocarididae T4072484
family     Desmodoridae T4072068
family     Desmopteridae T4002237
family     Desmoscolecidae T4072074
family     Desmosomatidae T4016520
family     Dexaminidae T4009439
family     Dhondtiscidae T4072658
family     Diadematidae T4023352
family     Diadumenidae T4009132
family     Diaixidae T4001936
family     Dialidae T4023279
family     Diaperoeciidae T4072519
family     Diaphanidae T4009660
family     Diaptomidae T4001908
family     Diascorhynchidae T4072349
family     Diastylidae T4003443
family     Diazonidae T4008518
family     Diceratocephalidae T4031372
family     Dichelesthiidae T4003935
family     Dichelinidae T4017756
family     Diclidophoridae T4026853
family     Diclybothriidae T4072269
family     Dicranophoridae T4021372
family     Dicrocoeliidae T4026813
family     Dictysarcidae T4072593
family     Didangiidae T4072688
family     Didemnidae T4008477
family     Didymocheliidae T4072410
family     Didymosellidae T4072664
family     Didymozoidae T4026814
family     Dikwidae T4026959
family     Dilepididae T4026771
family     Dimarcusidae T4027022
family     Dimeatidae T4072396
family     Dinonemertidae T4009405
family     Dinophilidae T4008524
family     Dioctophymidae T4072733
family     Diogenidae T4004293
family     Dionchidae T4072264
family     Diosaccidae T4021039
family     Diphyidae T4002127
family     Diphyllobothriidae T4024922
family     Diplangidae T4072678
family     Diplectanidae T4026849
family     Dipleurosomatidae T4072120
family     Diploastraeidae T4007892
family     Diplodiscidae T4072675
family     Diplogastridae T4072827
family     Diplopeltidae T4072087
family     Diplopeltoididae T4072774
family     Diplostomidae T4026806
family     Diplozoidae T4026854
family     Diposthidae T4072387
family     Dirivultidae T4003936
family     Dironidae T4026992
family     Disciadidae T4004801
family     Discinidae T4072417
family     Discocelidae T4031368
family     Discocotylidae T4026855
family     Discodorididae T4026730
family     Discoidae T4001937
family     Discosomidae T4008584
family     Dissonidae T4017757
family     Ditremageniidae T4072384
family     Dogielinotidae T4024946
family     Dolichomacrostomidae T4026894
family     Doliolidae T4000151
family     Doliolunidae T4072748
family     Doliopsidae T4003448
family     Doliopsoididae T4072523
family     Domeciidae T4006383
family     Donacidae T4009647
family     Dorididae T4017128
family     Doridoxidae T4026970
family     Dorippidae T4004805
family     Dorvilleidae T4003275
family     Dorylaimidae T4072378
family     Doryporellidae T4072485
family     Dotidae T4015794
family     Dotillidae T4009426
family     Draconematidae T4072069
family     Drepanophoridae T4035343
family     Drilliidae T4023280
family     Dromiidae T4009193
family     Drymonematidae T4007900
family     Dryodoridae T4072191
family     Dubioniscidae T4072506
family     Dugesiidae T4027023
family     Dulichiidae T4009409
family     Duplorbidae T4072301
family     Dynomenidae T4001311
family     Dyscoliidae T4072455
family     Dyscolioidea incertae sedis T4072757
family     Eatoniellidae T4023506
family     Ecbathyriontidae T4017758
family     Echeneibothriidae T4072780
family     Echinarachniidae T4023462
family     Echinasteridae T4023321
family     Echinidae T4009649
family     Echinobothriidae T4024921
family     Echinochasmidae T4027104
family     Echinolampadidae T4023503
family     Echinometridae T4023469
family     Echinoneidae T4023498
family     Echinophallidae T4026776
family     Echinoptilidae T4007845
family     Echinostomatidae T4026786
family     Echinothambematidae T4072507
family     Echinothuriidae T4023464
family     Echiuridae T4072208
family     Ectinosomatidae T4003200
family     Edwardsiidae T4009133
family     Eirenidae T4003585
family     Elachisinidae T4023281
family     Electridae T4003308
family     Eledonidae T4027081
family     Ellisellidae T4008489
family     Ellisinidae T4072829
family     Ellobiidae T4024914
family     Elpidiidae T4023432
family     Embletoniidae T4026930
family     Eminooeciidae T4072397
family     Emmericiidae T4023696
family     Emplectonematidae T4026868
family     Enantiidae T4072332
family     Enchelidiidae T4072102
family     Endevouridae T4072696
family     Enenteridae T4072579
family     Eniochobothriidae T4027112
family     Enoplidae T4072096
family     Enoplometopidae T4004808
family     Enoploteuthidae T4001035
family     Entalophoridae T4072639
family     Enteroctopodidae T4027079
family     Enterognathidae T4020544
family     Enteropneusta incertae sedis T4072117
family     Enteropsidae T4020545
family     Entomolepididae T4017759
family     Entoniscidae T4016604
family     Entophilidae T4072735
family     Eoacmaeidae T4035366
family     Eolepadidae T4006403
family     Eophliantidae T4072411
family     Epacteriscidae T4017741
family     Epialtidae T4003429
family     Epimeriidae T4009392
family     Epiphanidae T4021403
family     Epistomiidae T4072219
family     Epitoniidae T4003519
family     Epizoanthidae T4008472
family     Epsilonematidae T4072070
family     Eratoidae T4023282
family     Erebonasteridae T4017750
family     Erennidae T4007856
family     Ergasilidae T4003920
family     Eriopisidae T4027050
family     Eriphiidae T4004319
family     Eryonidae T4000195
family     Erythrosquillidae T4072583
family     Escharellidae T4031367
family     Escharinidae T4026915
family     Escherbothriidae T4072779
family     Ethmolaimidae T4072065
family     Ethusidae T4006308
family     Eubranchidae T4009121
family     Eucalanidae T4000361
family     Eucalliacidae T4072824
family     Euchaetidae T4001356
family     Euchlanidae T4002171
family     Eucodoniidae T4072448
family     Eucopiidae T4003440
family     Eucrateidae T4072220
family     Eucyclidae T4035381
family     Eucytheridae T4072292
family     Eudactylinidae T4004061
family     Eudendriidae T4008449
family     Eudesicrinidae T4023514
family     Eudiocrinidae T4023516
family     Eugonatonotidae T4006305
family     Euherdmaniidae T4072496
family     Eukrohniidae T4002270
family     Eulepethidae T4008436
family     Eulimidae T4035303
family     Eulimnogammaridae T4016526
family     Eumunididae T4006313
family     Eunicicolidae T4017717
family     Eunicidae T4007775
family     Euoplozoidae T4072605
family     Euphausiidae T4000133
family     Euphrosinidae T4015795
family     Euphylliidae T4007852
family     Euplanidae T4027020
family     Euplokamididae T4072782
family     Eupronoidae T4003484
family     Eupyrgidae T4023437
family     Eurhamphaeidae T4072193
family     Euryalidae T4023497
family     Eurycercidae T4024958
family     Euryleptidae T4026898
family     Eurypatagidae T4023642
family     Euryplacidae T4004479
family     Euryrhynchidae T4008537
family     Eurysquillidae T4072309
family     Eurystomellidae T4026976
family     Euryteidae T4023397
family     Eurytheneidae T4023376
family     Eusiridae T4009393
family     Euterpinidae T4003213
family     Eutetrarhynchidae T4026779
family     Euthyrisellidae T4072665
family     Euthyroididae T4072635
family     Exechonellidae T4072365
family     Exochellidae T4026932
family     Exocoelactinidae T4072535
family     Exoedicerotidae T4072414
family     Expanathuridae T4026962
family     Fabriciidae T4007829
family     Facelinidae T4026726
family     Falklandellidae T4072750
family     Falsicingulidae T4023600
family     Farciminariidae T4072416
family     Farrellidae T4072649
family     Fasciolariidae T4035321
family     Fasciolidae T4031361
family     Fatkullinidae T4072828
family     Faubelidae T4072811
family     Faustulidae T4072204
family     Fauveliopsidae T4072059
family     Faviidae T4008331
family     Fecampiidae T4072342
family     Fellodistomidae T4026809
family     Fenestrulinidae T4027148
family     Fibulariidae T4015800
family     Ficidae T4035358
family     Filariidae T4072625
family     Filiniidae T4002172
family     Fionidae T4026746
family     Fissurellidae T4009436
family     Flabellidae T4007804
family     Flabelligeridae T4003494
family     Flabellinidae T4009119
family     Flosculariidae T4021379
family     Flustrellidridae T4026838
family     Flustridae T4003561
family     Forskaliidae T4015807
family     Fosshageniidae T4003212
family     Foveolariidae T4072594
family     Fredericellidae T4027009
family     Frenulinidae T4072460
family     Freyellidae T4023310
family     Frieleiidae T4072173
family     Fritillariidae T4000782
family     Frondiporidae T4026938
family     Fungiacyathidae T4007805
family     Fungiidae T4007839
family     Funiculinidae T4035345
family     Fusiturridae T4023753
family     Galatheanthemidae T4072394
family     Galatheidae T4001079
family     Galenidae T4015837
family     Gammaracanthidae T4016477
family     Gammarellidae T4009394
family     Gammaridae T4000417
family     Gammaroporeiidae T4072697
family     Ganeriidae T4023455
family     Ganitidae T4026985
family     Gardineriidae T4015815
family     Gastrocotylidae T4024933
family     Gastrolecithidae T4072821
family     Gastropodidae T4021373
family     Gastropteridae T4026747
family     Gecarcinidae T4006303
family     Gecarcinucidae T4006381
family     Genostomatidae T4072685
family     Geoplanidae T4027003
family     Gephyrothuriidae T4023451
family     Geryonidae T4006321
family     Geryoniidae T4002142
family     Gigantapseudidae T4072474
family     Gigantoporidae T4072221
family     Gilquiniidae T4072185
family     Giselinidae T4017743
family     Gitolampadids T4023668
family     Glacidorbidae T4026972
family     Glaucidae T4031360
family     Glyceridae T4003290
family     Glycymerididae T4009389
family     Glypheidae T4006438
family     Glyphocrangonidae T4004827
family     Glyptograpsidae T4072595
family     Gnathiidae T4003765
family     Gnathophausiidae T4007801
family     Gnathorhynchidae T4032528
family     Gnathostenetroididae T4072255
family     Gnathostomatidae T4072135
family     Gnesiocerotidae T4072333
family     Gnosonesimidae T4072328
family     Golfingiidae T4007782
family     Gonactiniidae T4009134
family     Gonatidae T4002238
family     Goneplacidae T4004318
family     Goniadidae T4008440
family     Goniasteridae T4009198
family     Goniodorididae T4009387
family     Goniopectinidae T4023457
family     Gonocercidae T4072812
family     Gonodactylidae T4023377
family     Gorgocephalidae T4072575
family     Gorgoderidae T4026799
family     Gorgoniidae T4008490
family     Gorgonocephalidae T4023442
family     Gorgonorhynchidae T4026934
family     Gotocotylidae T4027030
family     Gourretiidae T4004693
family     Graffillidae T4072343
family     Granulinidae T4035390
family     Grapsidae T4001136
family     Gryporhynchidae T4072182
family     Guillecrinidae T4023530
family     Guyanemidae T4072566
family     Guyniidae T4072303
family     Gyliauchenidae T4026794
family     Gymnophallidae T4026810
family     Gymnorhynchidae T4072186
family     Gynodiastylidae T4032532
family     Gyrocotylidae T4072190
family     Gyrodactylidae T4026850
family     Habrotrochidae T4023392
family     Hadromastacidae T4072508
family     Hadziidae T4026960
family     Haematoloechidae T4027152
family     Halammohydridae T4072113
family     Halcampidae T4009135
family     Halcuriidae T4072147
family     Haleciidae T4007778
family     Haliactinidae T4072785
family     Haliclystidae T4008587
family     Halicreatidae T4002126
family     Halicyclopidae T4023398
family     Halimedusidae T4008553
family     Haliotidae T4035307
family     Haliplanellidae T4072536
family     Haliplectidae T4072078
family     Halipteridae T4008499
family     Haloceratidae T4023556
family     Haloclavidae T4003419
family     Halocyprididae T4001918
family     Halopterididae T4008463
family     Haminoeidae T4024918
family     Hamondiidae T4017727
family     Hancockiidae T4026748
family     Hapalogastridae T4006314
family     Haplomunnidae T4032513
family     Haploniscidae T4023368
family     Haplopharyngidae T4026893
family     Haplopomidae T4072222
family     Haploporidae T4026787
family     Haplosplanchnidae T4072197
family     Harpacticidae T4000820
family     Harpacticoida incertae sedis T4017749
family     Harpidae T4035355
family     Harrimaniidae T4072060
family     Hartmaniellidae T4072520
family     Hastingsiidae T4072481
family     Hatschekiidae T4003937
family     Haustoriidae T4009395
family     Haywardozoidae T4072802
family     Healdiidae T4072744
family     Hebellidae T4007844
family     Hedylopsidae T4026737
family     Heliasteridae T4023531
family     Heliodomidae T4072223
family     Helioporidae T4015809
family     Heloeciidae T4006312
family     Hemiasteridae T4023405
family     Hemicyclopinidae T4017744
family     Hemicytheridae T4072293
family     Hemieuryalidae T4023512
family     Hemioniscidae T4072509
family     Hemisinidae T4023751
family     Hemisquillidae T4026980
family     Hemithirididae T4072174
family     Hemiuridae T4026815
family     Hermaeidae T4026749
family     Heroidae T4009126
family     Herpyllobiidae T4017718
family     Hesionidae T4008439
family     Heteralepadidae T4023801
family     Heteraxinidae T4027029
family     Heterocheilidae T4072624
family     Heterokrohniidae T4003518
family     Heteromicrocotylidae T4027031
family     Heterophyidae T4024925
family     Heteroporidae T4031370
family     Heterorhabdidae T4000949
family     Heterotanoididae T4072739
family     Heterothyonidae T4023558
family     Hexabothriidae T4032517
family     Hexabranchidae T4026991
family     Hexapodidae T4004836
family     Hexarthridae T4021402
family     Hexostomatidae T4072270
family     Hiantoporidae T4072637
family     Himasthlidae T4027103
family     Himerometridae T4023478
family     Hincksiporidae T4072224
family     Hippaliosinidae T4072225
family     Hippidae T4001312
family     Hippolytidae T4000752
family     Hipponicidae T4023285
family     Hippopodiidae T4002140
family     Hippopodinidae T4026828
family     Hippoporidridae T4072226
family     Hippothoidae T4023366
family     Hirondelleidae T4023384
family     Hirudinellidae T4026816
family     Histioteuthidae T4001892
family     Histocidaridae T4023646
family     Histriobdellidae T4072057
family     Holidoteidae T4072406
family     Holognathidae T4016487
family     Holopediidae T4031369
family     Holopodidae T4023343
family     Holothuriidae T4023699
family     Holozoidae T4008519
family     Homolidae T4006437
family     Homolodromiidae T4072195
family     Homostichanthidae T4072596
family     Horaiclavidae T4035378
family     Hormathiidae T4035339
family     Hornelliidae T4072749
family     Horneridae T4026843
family     Hubrechtidae T4072278
family     Hyalellidae T4016490
family     Hyalidae T4009440
family     Hyalogyrinidae T4023286
family     Hydractiniidae T4003588
family     Hydrichthyidae T4008465
family     Hydridae T4015808
family     Hydrobiidae T4008597
family     Hydrocorynidae T4072548
family     Hydromylidae T4023617
family     Hydrozoanthidae T4008569
family     Hymenolepididae T4026772
family     Hymenosomatidae T4004840
family     Hyocrinidae T4023345
family     Hyperbionycidae T4017738
family     Hyperiidae T4000495
family     Hyperiopsidae T4032505
family     Hyponeoidae T4017760
family     Hypophorellidae T4072242
family     Hypothalassiidae T4009421
family     Hypsimetopidae T4072510
family     Hyssuridae T4072253
family     Iblidae T4026951
family     Ichthyotomidae T4072058
family     Iciliidae T4072571
family     Idioiblidae T4072573
family     Idiosepiidae T4026923
family     Idmoneidae T4072671
family     Idoteidae T4003242
family     Idyanthidae T4003944
family     Ifalukellidae T4008544
family     Ikedidae T4009415
family     Ilbiidae T4026984
family     Ilyocryptidae T4026998
family     Ilyplanidae T4026971
family     Immergentiidae T4072243
family     Inachidae T4004320
family     Inachoididae T4004682
family     Indosquillidae T4072582
family     Inversiulidae T4072399
family     Ionidae T4072736
family     Iosactinidae T4072791
family     Iospilidae T4072380
family     Ipanemidae T4072698
family     Iphiculidae T4072609
family     Iphimediidae T4024920
family     Iphionidae T4008525
family     Iravadiidae T4023266
family     Ironidae T4072099
family     Isaeidae T4072155
family     Isanthidae T4072395
family     Ischnomesidae T4032514
family     Ischyroceridae T4009456
family     Isididae T4008491
family     Isocrinidae T4023344
family     Isoparorchiidae T4027014
family     Isophelliidae T4072537
family     Isselicrinidae T4023623
family     Iulopididae T4027025
family     Izinkalidae T4072699
family     Jaculinidae T4072662
family     Janirellidae T4072256
family     Janiridae T4009139
family     Janiroidea incertae sedis T4032541
family     Janolidae T4026929
family     Janthinidae T4000224
family     Joeropsididae T4026963
family     Joubiniteuthidae T4026956
family     Jubellidae T4072424
family     Juliidae T4026955
family     Kadosactinidae T4032552
family     Kalliapseudidae T4024935
family     Kamakidae T4016627
family     Kamptosomatidae T4023649
family     Karkinorhynchidae T4072350
family     Katianiridae T4072257
family     Kelleriidae T4021040
family     Kergueleniidae T4072700
family     Keroeididae T4008527
family     Keuphyliidae T4072511
family     Keysercytheridae T4072764
family     Kingenidae T4072458
family     Kirchenpaueriidae T4008464
family     Kishinouyeidae T4003479
family     Kiwaidae T4008539
family     Koinocystididae T4026908
family     Koleolepadidae T4072718
family     Kophobelemnidae T4008500
family     Korethrasteridae T4023328
family     Kowalevskiidae T4072391
family     Kraussinidae T4072177
family     Krithidae T4023370
family     Krohnittidae T4002271
family     Kroyeriidae T4007818
family     Kudoidae T4009404
family     Kyphocalanidae T4032545
family     Kytorhynchidae T4072382
family     Lacernidae T4072227
family     Lacistorhynchidae T4026780
family     Lacydoniidae T4008441
family     Laetmogonidae T4023433
family     Lafoeidae T4007779
family     Lafystiidae T4072156
family     Laganidae T4023485
family     Lamippidae T4008505
family     Lampeidae T4072192
family     Lampoctenidae T4072530
family     Lampropidae T4016481
family     Lanceolidae T4003402
family     Lanceoporidae T4026829
family     Laodiceidae T4002148
family     Laomediidae T4004295
family     Laonidae T4023714
family     Laophontidae T4003574
family     Laophontopsidae T4017708
family     Laphystiopsidae T4072157
family     Laqueidae T4072368
family     Larocheidae T4023675
family     Latiidae T4031374
family     Latocestidae T4072388
family     Latreilliidae T4017129
family     Laubierinidae T4023287
family     Lauratonematidae T4072109
family     Lecanicephalidae T4026975
family     Lecanidae T4021374
family     Lecithasteridae T4026817
family     Leilasteridae T4023537
family     Leiopathidae T4021395
family     Leiosalpingidae T4072650
family     Lekythoporidae T4072400
family     Lemindidae T4027041
family     Lepadellidae T4021400
family     Lepadidae T4003278
family     Lepechinellidae T4016478
family     Lepetellidae T4023276
family     Lepetidae T4002226
family     Lepetodrilidae T4035352
family     Lepidapedidae T4072760
family     Lepidepecreellidae T4027035
family     Lepidocharontidae T4072808
family     Lepidoteuthidae T4002239
family     Lepocreadiidae T4026795
family     Lepraliellidae T4032511
family     Leptanthuridae T4016605
family     Leptastacidae T4003930
family     Leptestheriidae T4023764
family     Leptobrachidae T4072435
family     Leptocheliidae T4016981
family     Leptocytheridae T4026881
family     Leptodoridae T4003496
family     Leptognathiidae T4072477
family     Leptolaimidae T4072079
family     Leptophytidae T4008593
family     Leptoplanidae T4026899
family     Leptopontiidae T4003931
family     Leptosomatidae incertae sedis T4072112
family     Leptosomatidae T4072100
family     Lernaeidae T4026919
family     Lernaeopodidae T4003938
family     Lernanthropidae T4003939
family     Lestrigonidae T4003423
family     Leucochloridiidae T4026811
family     Leuconidae T4016482
family     Leucosiidae T4003483
family     Leucotheidae T4072531
family     Leucothoidae T4023362
family     Lichenoporidae T4035342
family     Lichomolgidae T4003921
family     Ligiidae T4008510
family     Liljeborgiidae T4016623
family     Limacinidae T4002227
family     Limapontiidae T4024919
family     Limnactiniidae T4035340
family     Limnadiidae T4023763
family     Limnocytheridae T4026882
family     Limnoriidae T4016970
family     Limnostylochidae T4085819
family     Lindiidae T4072302
family     Lineidae T4026861
family     Lingulidae T4072450
family     Linhomoeidae T4072091
family     Linuchidae T4032535
family     Liotiidae T4023507
family     Lipkeidae T4008508
family     Lipkiidae T4072823
family     Liponematidae T4072148
family     Lironobidae T4023724
family     Lissodiadematidae T4023757
family     Lissorchiidae T4026917
family     Lithodidae T4004861
family     Lithoglyphidae T4023686
family     Lithoglyptidae T4026782
family     Lithotelestidae T4008550
family     Lithotryidae T4021413
family     Litiopidae T4035322
family     Litobothriidae T4072707
family     Litocheiridae T4072794
family     Littorinidae T4008596
family     Lobonemidae T4009165
family     Lobophylliidae T4007897
family     Loliginidae T4003191
family     Lomanotidae T4026725
family     Lomisidae T4015818
family     Longipediidae T4003548
family     Longosomatidae T4008456
family     Lopadorrhynchidae T4003293
family     Lophogastridae T4021369
family     Lophopodidae T4027010
family     Lottiidae T4035308
family     Louriniidae T4007799
family     Lovenellidae T4007780
family     Loveniidae T4015835
family     Loxoconchidae T4026883
family     Lubbockiidae T4003208
family     Lucernariidae T4015806
family     Lucicutiidae T4001871
family     Luciferidae T4000169
family     Luciobliviidae T4072702
family     Luidiidae T4009143
family     Lumbrineridae T4007776
family     Lunulariidae T4072655
family     Luridae T4072686
family     Lycaeidae T4026936
family     Lycaeopsidae T4072464
family     Lychnorhizidae T4009166
family     Lycoteuthidae T4007783
family     Lymnaeidae T4024941
family     Lynceidae T4027047
family     Lyocyclidae T4023676
family     Lyroctenidae T4072532
family     Lysianassidae T4001325
family     Lysianassoidea incertae sedis T4032551
family     Lysiosquillidae T4003482
family     Lysmatidae T4004283
family     Lytocestidae T4027150
family     Macrochironidae T4003661
family     Macrocyprididae T4023371
family     Macrohectopidae T4027033
family     Macrophthalmidae T4006330
family     Macropneustidae T4023650
family     Macroporidae T4072657
family     Macrostomidae T4031366
family     Macrostylidae T4016483
family     Macrothricidae T4026918
family     Macrovalvitrematidae T4072714
family     Mactridae T4008602
family     Madrellidae T4026750
family     Maeridae T4015823
family     Magapiidae T4008568
family     Magelonidae T4008429
family     Magnapinnidae T4032542
family     Majidae T4004374
family     Malacobdellidae T4026865
family     Malacolepadidae T4072756
family     Malagazziidae T4007788
family     Maldanidae T4008289
family     Mamilloporidae T4072597
family     Mandeliidae T4026990
family     Mangeliidae T4008515
family     Maningrididae T4026997
family     Mantridae T4017745
family     Marcusadoreidae T4072766
family     Maretiidae T4023651
family     Margarettidae T4072228
family     Margaritidae T4003527
family     Margelopsidae T4008454
family     Marginellidae T4035320
family     Mariametridae T4023481
family     Marimermithidae T4072771
family     Mastigiidae T4009151
family     Mastigoteuthidae T4002228
family     Mathildellidae T4004529
family     Mathildidae T4023288
family     Matutidae T4004530
family     Mawatariidae T4072661
family     Maxillipiidae T4072719
family     Mazocraeidae T4026856
family     Meandrinidae T4007840
family     Mecynoceridae T4003210
family     Megacalanidae T4001901
family     Megalanceolidae T4072621
family     Megaleledonidae T4024964
family     Megaluropidae T4016479
family     Megamicrocotylidae T4072715
family     Megapontiidae T4007819
family     Megathyrididae T4072178
family     Meidiamidae T4072692
family     Meixnerididae T4072693
family     Melanodrymiidae T4023576
family     Melanopsidae T4023672
family     Melicertidae T4002143
family     Melithaeidae T4008616
family     Melitidae T4009396
family     Mellitidae T4023463
family     Melongenidae T4035350
family     Melphidippidae T4072158
family     Membraniporidae T4003311
family     Menippidae T4004686
family     Merguiidae T4007906
family     Mermithidae T4072572
family     Mertensiidae T4001957
family     Merulinidae T4007841
family     Mesaiokeratidae T4007796
family     Mesamphisopidae T4023381
family     Mesogammaridae T4072720
family     Mesosignidae T4072408
family     Mesothuriidae T4023697
family     Metacrangonyctidae T4023386
family     Metalanceolidae T4072758
family     Metapseudidae T4032524
family     Metidae T4003551
family     Metrarabdotosidae T4072402
family     Metridiidae T4001165
family     Metridinidae T4001873
family     Meyliidae T4072075
family     Micheleidae T4072598
family     Micrabaciidae T4007832
family     Micrasteridae T4023652
family     Microbothriidae T4072265
family     Microcerberidae T4026847
family     Microcotylidae T4026857
family     Microcytheridae T4072294
family     Microlaimidae T4072072
family     Microlepadidae T4072755
family     Microparasellidae T4072258
family     Microphallidae T4026796
family     Microphasmidae T4009428
family     Microphthalmidae T4009168
family     Microporellidae T4026830
family     Microporidae T4031363
family     Microprotopidae T4009430
family     Micropygidae T4023655
family     Microscaphidiidae T4072599
family     Microscinidae T4072743
family     Microstomidae T4026895
family     Microzoanthidae T4008574
family     Micruropodidae T4016527
family     Mictyridae T4004725
family     Milleporidae T4015811
family     Mimonecteolidae T4072622
family     Mimonectidae T4026768
family     Mimoscinidae T4072742
family     Mimosellidae T4026839
family     Minyadidae T4072538
family     Miraciidae T4003207
family     Miramarassidae T4072704
family     Mirandotanaidae T4072616
family     Misophriidae T4009402
family     Mithracidae T4004704
family     Mithrodiidae T4023453
family     Mitridae T4035323
family     Mitrocomidae T4002144
family     Mitromorphidae T4023460
family     Mixolineidae T4072277
family     Mnestiidae T4027090
family     Modulidae T4016342
family     Moerisiidae T4008460
family     Moinidae T4023373
family     Moitessieriidae T4023682
family     Molgulidae T4008285
family     Molpadiidae T4023438
family     Molpadiodemidae T4023730
family     Monhysteridae T4072088
family     Monobrachiidae T4072591
family     Monocelididae T4026911
family     Monocotylidae T4026851
family     Mononchidae T4072443
family     Monoporellidae T4072656
family     Monoposthiidae T4072073
family     Monorchiidae T4024927
family     Monotoplanidae T4072358
family     Monstrillidae T4003259
family     Montastraeidae T4007893
family     Mormonillidae T4001174
family     Multicalycidae T4072169
family     Multipeniatidae T4072684
family     Munididae T4003353
family     Munidopsidae T4008572
family     Munnidae T4026845
family     Munnopsidae T4003356
family     Murchisonellidae T4032543
family     Muricidae T4008599
family     Murmaniidae T4027142
family     Mycetomorphidae T4072553
family     Myicolidae T4008506
family     Myidae T4017126
family     Mylonchulidae T4072770
family     Myriaporidae T4026831
family     Myriopathidae T4008546
family     Myriotrochidae T4023425
family     Myrrhinidae T4027043
family     Mysidae T4000220
family     Mytilicolidae T4003958
family     Mytilidae T4002240
family     Mytilinidae T4031371
family     Myxasteridae T4023329
family     Myxidiidae T4072272
family     Myxobolidae T4072276
family     Nacellidae T4035324
family     Najnidae T4072567
family     Nanaspididae T4072306
family     Nannastacidae T4035341
family     Nannoniscidae T4023802
family     Nannopodidae T4007881
family     Nannorhynchididae T4072763
family     Nannosquillidae T4032523
family     Nanozoanthidae T4008585
family     Nassariidae T4003769
family     Naticidae T4008598
family     Nausithoidae T4007811
family     Nautilidae T4024937
family     Nebaliidae T4016971
family     Nebaliopsididae T4072626
family     Nectonemertidae T4026872
family     Neesidae T4027156
family     Nemanthidae T4072539
family     Nematocarcinidae T4004891
family     Nematoplanidae T4026912
family     Nematorhynchidae T4072351
family     Neobrachylepadidae T4027118
family     Neobradyidae T4017709
family     Neocalceostomatidae T4072709
family     Neocytherideididae T4072295
family     Neoeuthyroididae T4072835
family     Neolampadidae T4023348
family     Neolepadidae T4035813
family     Neolepetopsidae T4023470
family     Neomegamphopidae T4072569
family     Neomphalidae T4023575
family     Neotanaidae T4026890
family     Neoteuthidae T4002241
family     Neotonchidae T4072066
family     Neoverrucidae T4021426
family     Neozoanthidae T4032538
family     Nephropidae T4003545
family     Nephtheidae T4008509
family     Nephtyidae T4003295
family     Nereicolidae T4017719
family     Nereididae T4001415
family     Nerillidae T4008444
family     Neritidae T4035311
family     Neritiliidae T4035367
family     Neritopsidae T4023504
family     Nevadneidae T4072540
family     Newnesiidae T4027115
family     Newtoniellidae T4023609
family     Nicothoidae T4003940
family     Nidaliidae T4008528
family     Nihotungidae T4072568
family     Niobiidae T4072122
family     Niphargidae T4023387
family     Nolellidae T4026840
family     Normanellidae T4003272
family     Notaeolidiidae T4026995
family     Notobranchaeidae T4008470
family     Notocomplanidae T4027151
family     Notocotylidae T4026790
family     Notocrinidae T4023466
family     Notodelphyidae T4003925
family     Notommatidae T4021375
family     Notoplanidae T4026900
family     Notosariidae T4072452
family     Nototanaidae T4072311
family     Novocriniidae T4017710
family     Nuculanidae T4009437
family     Nuculidae T4017125
family     Nudacotylidae T4072676
family     Nullosetigeridae T4003280
family     Numbakullidae T4072488
family     Nuuanuidae T4009432
family     Oceaniidae T4008532
family     Ochlesidae T4072415
family     Octacnemidae T4007794
family     Octineonidae T4072149
family     Octocannoididae T4072545
family     Octopicolidae T4017720
family     Octopodidae T4002244
family     Octopoteuthidae T4002242
family     Oculinidae T4007806
family     Ocypodidae T4004390
family     Ocyropsidae T4072194
family     Ocythoidae T4003471
family     Odontasteridae T4023324
family     Odontodactylidae T4026950
family     Oedicerotidae T4000754
family     Oenonidae T4007786
family     Oerstediidae T4026939
family     Ogyrididae T4004560
family     Ohridiidae T4072440
family     Oikopleuridae T4000736
family     Oithonidae T4000828
family     Okadaiidae T4023618
family     Olindiidae T4008573
family     Olividae T4035325
family     Omalogyridae T4026727
family     Ommastrephidae T4001271
family     Ommatogammaridae T4027052
family     Oncaeidae T4001045
family     Onchidiidae T4024916
family     Onchidorididae T4009388
family     Onchobothriidae T4026777
family     Onchocercidae T4072134
family     Oncholaimidae T4072103
family     Oncousoeciidae T4072250
family     Onuphidae T4008295
family     Onychocellidae T4072229
family     Onychoteuthidae T4001128
family     Opecoelidae T4026791
family     Opheliidae T4008290
family     Ophiacanthidae T4032521
family     Ophiacanthida incertae sedis T4023745
family     Ophiactidae T4015803
family     Ophidiasteridae T4023325
family     Ophiernidae T4023746
family     Ophiobyrsidae T4023735
family     Ophiocamacidae T4023740
family     Ophiocomidae T4023456
family     Ophiodermatidae T4023439
family     Ophiohelidae T4023720
family     Ophiolepididae T4023511
family     Ophioleucidae T4023440
family     Ophiomusaidae T4023739
family     Ophiomyxidae T4023446
family     Ophionereididae T4023441
family     Ophiopezidae T4023744
family     Ophiopholidae T4015828
family     Ophiopsilidae T4023736
family     Ophiopteridae T4023742
family     Ophiopyrgidae T4023734
family     Ophioscolecidae T4009567
family     Ophiosphalmidae T4023738
family     Ophiothamnidae T4023750
family     Ophiotomidae T4023741
family     Ophiotrichidae T4015804
family     Ophiuridae T4009662
family     Ophryoxidae T4027149
family     Opisidae T4016496
family     Opisthorchiidae T4026798
family     Opisthoteuthidae T4026751
family     Opisthotrematidae T4072677
family     Oplophoridae T4004905
family     Orbiniidae T4003288
family     Orbitestellidae T4026752
family     Orbituliporidae T4072668
family     Orchistomatidae T4072121
family     Oreasteridae T4023452
family     Oregoniidae T4003264
family     Orientocreadiidae T4072679
family     Orithyiidae T4009422
family     Orthopsyllidae T4017711
family     Ostreidae T4009438
family     Otagiidae T4072799
family     Otinidae T4026731
family     Otionellidae T4072654
family     Otobothriidae T4072187
family     Otomesostomatidae T4072369
family     Otoplanidae T4072359
family     Ototyphlonemertidae T4026869
family     Oulastreidae T4007913
family     Ovalipidae T4004737
family     Ovulidae T4008607
family     Oweniidae T4003304
family     Oxycephalidae T4003399
family     Oxynoidae T4026931
family     Oxystominidae T4072101
family     Oziidae T4004696
family     Pachychilidae T4023578
family     Pachylasmatidae T4026784
family     Pachynidae T4016610
family     Pachypsolidae T4072203
family     Pachyschesidae T4085820
family     Pachyzoidae T4072803
family     Pacificincolidae T4072581
family     Pagetinidae T4072412
family     Pagurapseudidae T4072489
family     Pagurapseudopsididae T4072490
family     Paguridae T4001220
family     Pakynidae T4072818
family     Palaemonidae T4003673
family     Palaeostomatidae T4023657
family     Palaeotropidae T4023658
family     Paleopneustidae T4023660
family     Paleopneustina incertae sedis A T4023661
family     Paleopneustina incertae sedis B T4023662
family     Palicidae T4004911
family     Palinuridae T4000158
family     Pallaseidae T4027036
family     Palpophriidae T4034342
family     Paludicellidae T4032531
family     Paludomidae T4023683
family     Panagrolaimidae T4072379
family     Pandalidae T4003406
family     Pandaridae T4003409
family     Pandeidae T4002137
family     Pandolaimidae T4072104
family     Panopeidae T4004673
family     Paraberrapecidae T4027113
family     Paracalanidae T4001255
family     Paracalliopiidae T4027037
family     Paracoryphellidae T4027044
family     Paracucumidae T4023467
family     Paracytherideidae T4072296
family     Paradoliopsidae T4072524
family     Paradoxostomatidae T4072297
family     Paradrepanophoridae T4026875
family     Paragammaropsidae T4072472
family     Paragorgiidae T4008496
family     Paralacydoniidae T4008457
family     Paralcyoniidae T4008497
family     Paraleptamphopidae T4072721
family     Paralubbockiidae T4034344
family     Parameiropsidae T4017764
family     Paramelitidae T4027038
family     Paramesochridae T4003932
family     Paramicrolaimidae T4072080
family     Paramphistomidae T4026961
family     Paramphithoidae T4016622
family     Paramunnidae T4016484
family     Paramuriceidae T4072374
family     Paranarthrurellidae T4072830
family     Paranebaliidae T4032546
family     Paranthuridae T4016603
family     Paraonidae T4007772
family     Parapaguridae T4004579
family     Paraphronimidae T4003283
family     Paraphyllinidae T4072305
family     Parapontellidae T4003725
family     Parapseudidae T4032525
family     Parargissidae T4032558
family     Parartemiidae T4027136
family     Parasaleniidae T4023491
family     Parascelidae T4026958
family     Parasphaerascleridae T4007898
family     Parasquillidae T4072310
family     Parastacidae T4006388
family     Parastenheliidae T4017548
family     Parastenocarididae T4008319
family     Paratanaidae T4032526
family     Paratanaoidea incertae sedis T4072487
family     Parazoanthidae T4008473
family     Pardaliscidae T4003367
family     Parechinidae T4009652
family     Parergodrilidae T4008428
family     Parhedylidae T4026986
family     Parisididae T4072542
family     Parkiidae T4017742
family     Parthenopeidae T4072783
family     Parthenopidae T4004919
family     Pasiphaeidae T4004920
family     Pasytheidae T4072230
family     Patellidae T4035297
family     Paulasteriidae T4023711
family     Pectinariidae T4003422
family     Pectinatellidae T4026957
family     Pectinidae T4009454
family     Pectinodontidae T4023553
family     Pectocytheridae T4072628
family     Pedicellasteridae T4023311
family     Pedinidae T4023354
family     Pelagiidae T4002138
family     Pelagonemertidae T4032518
family     Pelagothuriidae T4023435
family     Peltidiidae T4003279
family     Peltogasterellidae T4027153
family     Peltogastridae T4015805
family     Peltospiridae T4023475
family     Penaeidae T4000511
family     Penaeoidea incertae sedis T4072737
family     Pendromidae T4023289
family     Penetrantiidae T4072244
family     Pennariidae T4035314
family     Pennatulidae T4008501
family     Pennellidae T4003941
family     Pentametrocrinidae T4023341
family     Peraclidae T4009127
family     Percnidae T4003481
family     Pericosmidae T4023501
family     Periphyllidae T4003370
family     Perophoridae T4007795
family     Personidae T4035326
family     Perthiidae T4032550
family     Petalophthalmidae T4007044
family     Petalostegidae T4072636
family     Petraliellidae T4072425
family     Petraliidae T4027008
family     Phacellophoridae T4007911
family     Phaennidae T4001253
family     Phallonemertidae T4026873
family     Phanodermatidae T4072097
family     Pharidae T4009648
family     Phascolionidae T4007781
family     Phascolosomatidae T4009125
family     Phasianellidae T4035347
family     Phelliidae T4072809
family     Phenacolepadidae T4023472
family     Pherusellidae T4072245
family     Phialellidae T4003603
family     Phialuciidae T4072432
family     Phidoloporidae T4026832
family     Philichthyidae T4003950
family     Philinidae T4009656
family     Philinoglossidae T4031358
family     Philinorbidae T4023715
family     Philoblennidae T4017751
family     Philodinidae T4002173
family     Philomedidae T4026877
family     Philometridae T4072137
family     Philophthalmidae T4026788
family     Philosciidae T4016500
family     Phliantidae T4072159
family     Phoceanidae T4072231
family     Pholadidae T4009659
family     Pholidoteuthidae T4027034
family     Pholoidae T4008435
family     Phorioppniidae T4072659
family     Phormosomatidae T4023493
family     Phoronidae T4001814
family     Photidae T4009406
family     Phoxocephalidae T4000753
family     Phoxocephalopsidae T4072413
family     Phreatogammaridae T4072722
family     Phreatoicidae T4026964
family     Phreatoicopsidae T4026967
family     Phronimidae T4000402
family     Phrosinidae T4003244
family     Phrynocrinidae T4023334
family     Phylactothecidae T4072822
family     Phyllidiidae T4026753
family     Phylliroidae T4023290
family     Phyllobothriidae T4026778
family     Phyllodicolidae T4017577
family     Phyllodocidae T4001416
family     Phyllognathopodidae T4007800
family     Phyllophoridae T4017130
family     Phyllotymolinidae T4072612
family     Phymanthidae T4072150
family     Phymosomatidae T4090158
family     Physaliidae T4002145
family     Physalopteridae T4072127
family     Physetocarididae T4072705
family     Physidae T4026937
family     Physophoridae T4007816
family     Pickworthiidae T4023509
family     Pilargidae T4008608
family     Pilumnidae T4003485
family     Pilumnoididae T4006982
family     Pinnotheridae T4003373
family     Pinufiidae T4026993
family     Pionodesmotidae T4008562
family     Pirusaccidae T4072831
family     Pisaniidae T4035387
family     Piscinquilinidae T4072826
family     Piseinotecidae T4026754
family     Placentelidae T4072497
family     Placorhynchidae T4072352
family     Placothuriidae T4023510
family     Plagioeciidae T4027011
family     Plagiorchiidae T4026800
family     Plagiostomidae T4031385
family     Plagusiidae T4006306
family     Plakarthriidae T4072512
family     Plakobranchidae T4026988
family     Planariidae T4026944
family     Planaxidae T4035327
family     Planktonemertidae T4072282
family     Planoceridae T4026901
family     Planopilumnidae T4072610
family     Planorbidae T4024938
family     Platidiidae T4072179
family     Platycopiidae T4009147
family     Platyhedylidae T4026755
family     Platyischnopidae T4072467
family     Platylepadidae T4026783
family     Platyscelidae T4003243
family     Platyxanthidae T4004697
family     Plectanocotylidae T4026858
family     Plectidae T4072441
family     Plectonemertidae T4026940
family     Plehniidae T4072334
family     Pleioplanidae T4072335
family     Plesiastreidae T4007912
family     Plesiotrochidae T4023585
family     Pleurobrachiidae T4001959
family     Pleurobranchaeidae T4026989
family     Pleurobranchidae T4026729
family     Pleuroceridae T4023684
family     Pleurocopidae T4072259
family     Pleurolidiidae T4027042
family     Pleurotomariidae T4035356
family     Pleustidae T4003576
family     Plexauridae T4008492
family     Plexechinidae T4023356
family     Plioplateidae T4072723
family     Plumaleciidae T4008594
family     Plumatellidae T4026946
family     Plumulariidae T4008451
family     Plurellidae T4072494
family     Pneumodermatidae T4001977
family     Pocilloporidae T4007807
family     Podasconidae T4072367
family     Podoceridae T4016480
family     Podonidae T4001967
family     Podoprionidae T4072724
family     Podosiridae T4032549
family     Podosphaerasteridae T4023538
family     Poecilasmatidae T4023363
family     Poecilochaetidae T4008430
family     Pollicipedidae T4006375
family     Polyankyliidae T4017752
family     Polyascidae T4027154
family     Polybiidae T4003543
family     Polybrachiorhynchidae T4026935
family     Polyceridae T4026724
family     Polychelidae T4004604
family     Polycitoridae T4008478
family     Polyclinidae T4008479
family     Polycopidae T4026878
family     Polycystididae T4024936
family     Polygordiidae T4008445
family     Polynoidae T4002189
family     Polyopidae T4072615
family     Polyphemidae T4003555
family     Polypocephalidae T4027026
family     Polypodiidae T4072375
family     Polyposthiidae T4072336
family     Polystomatidae T4027040
family     Polystyliphoridae T4072360
family     Pomatiopsidae T4023555
family     Pontellidae T4000449
family     Pontocyprididae T4072299
family     Pontodoridae T4072054
family     Pontoeciellidae T4003262
family     Pontogammaridae T4016498
family     Pontogeneiidae T4016495
family     Pontoporeiidae T4003705
family     Poraniidae T4009145
family     Porcellanasteridae T4023319
family     Porcellanidae T4000853
family     Porcellidiidae T4003933
family     Poricellariidae T4072652
family     Porinidae T4072600
family     Poritidae T4007842
family     Porpitidae T4002130
family     Portunidae T4001025
family     Poseidonemertidae T4027155
family     Potamidae T4009448
family     Potamididae T4035328
family     Potamonautidae T4009450
family     Potamonemertidae T4032559
family     Pourtalesiidae T4023358
family     Powellithecidae T4072797
family     Pratylenchidae T4072778
family     Prayidae T4008322
family     Preactiniidae T4072792
family     Prenasteridae T4023663
family     Primnoidae T4008493
family     Priscillinidae T4072725
family     Priscomilitaridae T4027114
family     Prismatolaimidae T4072442
family     Proalidae T4021401
family     Proboscidactylidae T4002146
family     Procarididae T4072483
family     Procerodidae T4026914
family     Processidae T4004294
family     Proctonotidae T4026756
family     Progeryonidae T4072608
family     Progonocytheridae T4072734
family     Progynotaeniidae T4072565
family     Proisocrinidae T4023515
family     Prolanceolidae T4072726
family     Promachoteuthidae T4072376
family     Promesostomidae T4026909
family     Pronocephalidae T4072199
family     Pronoidae T4072163
family     Proscinidae T4072557
family     Prosorhochmidae T4026870
family     Prosthiostomidae T4026902
family     Prosthogonimidae T4026801
family     Prostomatidae T4031382
family     Proteocephalidae T4026774
family     Protiaridae T4072138
family     Protocytheridae T4072629
family     Protodrilidae T4008446
family     Protodriloididae T4008526
family     Protognathiidae T4072409
family     Protogyrodactylidae T4072710
family     Protohydridae T4008461
family     Protojaniridae T4072513
family     Protomicrocotylidae T4026859
family     Protomonotresidae T4072338
family     Protopelagonemertidae T4026874
family     Protopolyclinidae T4072498
family     Protoptilidae T4008502
family     Protosquillidae T4026886
family     Provannidae T4023549
family     Provorticidae T4032527
family     Psalidopodidae T4006380
family     Psammocoridae T4007891
family     Psammocyclopinidae T4003946
family     Psammocytheridae T4072630
family     Psammodrilidae T4008453
family     Psammorhynchidae T4072353
family     Pseudaliidae T4072136
family     Pseudamphilochidae T4072813
family     Pseudanthessiidae T4003966
family     Pseudarchasteridae T4023543
family     Pseudidmoneidae T4072647
family     Pseudidotheidae T4016491
family     Pseudocerotidae T4026903
family     Pseudochelidae T4072601
family     Pseudococculinidae T4023291
family     Pseudocrangonyctidae T4023388
family     Pseudocumatidae T4007798
family     Pseudocyclopidae T4003924
family     Pseudocyclopiidae T4032507
family     Pseudocycnidae T4003942
family     Pseudodactylogyridae T4072708
family     Pseudodiaptomidae T4003260
family     Pseudodistomidae T4008538
family     Pseudogorgiidae T4072543
family     Pseudojaniridae T4072428
family     Pseudolividae T4035329
family     Pseudomelatomidae T4035371
family     Pseudoniphargidae T4023389
family     Pseudorhombilidae T4004695
family     Pseudosquillidae T4016973
family     Pseudostichopodidae T4090151
family     Pseudostomidae T4072339
family     Pseudostylochidae T4027021
family     Pseudotachidiidae T4003476
family     Pseudotanaidae T4072312
family     Pseudothelphusidae T4006400
family     Pseudotobothriidae T4072682
family     Pseudovermidae T4026757
family     Pseudozeuxidae T4072429
family     Pseudoziidae T4006382
family     Pseudunelidae T4026987
family     Psilostomidae T4026789
family     Psolidae T4023430
family     Psychocidaridae T4023664
family     Psychropotidae T4023436
family     Psychroteuthidae T4026927
family     Pterastericolidae T4072344
family     Pterasteridae T4023332
family     Pterinopsyllidae T4017746
family     Pterobothriidae T4072188
family     Pterosagittidae T4002272
family     Pterotracheidae T4008530
family     Ptilocodiidae T4008466
family     Ptilometridae T4023522
family     Ptychatractidae T4023615
family     Ptychodactinidae T4072787
family     Ptychoderidae T4072061
family     Ptychogastriidae T4007790
family     Pukiidae T4072781
family     Pustuloporidae T4072640
family     Pylochelidae T4004616
family     Pyragraphoridae T4026860
family     Pyramidellidae T4026723
family     Pyrgomatidae T4006401
family     Pyrisinellidae T4072741
family     Pyropeltidae T4023554
family     Pyrosomatidae T4000102
family     Pyrosomidae T4000688
family     Pyrostephidae T4032522
family     Pyroteuthidae T4002245
family     Pyuridae T4008286
family     Quadricellariidae T4072606
family     Qudsianematidae T4072769
family     Radiasteridae T4023320
family     Rakiroidae T4072470
family     Ranellidae T4023275
family     Raninidae T4006445
family     Raphidascarididae T4072754
family     Raphitomidae T4008517
family     Rastodentidae T4023587
family     Rataniidae T4003214
family     Rathkeidae T4002147
family     Rectarcturidae T4072407
family     Renicolidae T4026802
family     Renillidae T4032539
family     Resomiidae T4072740
family     Retronectidae T4072327
family     Retroplumidae T4072486
family     Retusidae T4026722
family     Rhabditidae T4072111
family     Rhabdodemaniidae T4072105
family     Rhabdolaimidae T4072439
family     Rhabdopleuridae T4072062
family     Rhabdozoidae T4072651
family     Rhadinematidae T4072081
family     Rhaptothyreidae T4072436
family     Rhincalanidae T4001896
family     Rhinebothriidae T4027027
family     Rhinoptericolidae T4072683
family     Rhizangiidae T4007808
family     Rhizocrinidae T4023759
family     Rhizophysidae T4007814
family     Rhizoridae T4032544
family     Rhizostomatidae T4009152
family     Rhizotrichidae T4015827
family     Rhodaliidae T4007817
family     Rhodopidae T4026758
family     Rhopalodinidae T4023487
family     Rhopalonematidae T4002125
family     Rhynchocinetidae T4004947
family     Rhynchomolgidae T4003954
family     Rhysiidae T4072447
family     Rhytidodidae T4072198
family     Ricordeidae T4008541
family     Ringiculidae T4026759
family     Rissoellidae T4031357
family     Rissoidae T4035299
family     Rissoinidae T4023688
family     Ritterellidae T4072499
family     Robertsonidridae T4072717
family     Romancheinidae T4026833
family     Rosalindidae T4072119
family     Rostellariidae T4023551
family     Rostrocalanidae T4003845
family     Rotulidae T4023628
family     Runcinidae T4026728
family     Russelliidae T4072401
family     Rutidermatidae T4072372
family     Ryocalanidae T4007797
family     Sabellariidae T4009123
family     Sabellidae T4008296
family     Sabelliphilidae T4017631
family     Saccocirridae T4008447
family     Sacconemertidae T4027157
family     Saccopsidae T4004057
family     Saccosporidae T4009186
family     Sacculinidae T4006377
family     Sagartiidae T4009136
family     Sagartiomorphidae T4072541
family     Sagittidae T4002269
family     Saididae T4072631
family     Saipanettidae T4072602
family     Saleniidae T4023399
family     Salpidae T4000203
family     Samlidae T4027140
family     Sanchoidae T4072727
family     Santiidae T4032534
family     Sapphirinidae T4000194
family     Sarcophinanthidae T4072788
family     Sarsiellidae T4026879
family     Savignyellidae T4072232
family     Scalibregmatidae T4007774
family     Scaliolidae T4023292
family     Scalopidiidae T4004699
family     Scalpellidae T4006392
family     Scaphandridae T4009644
family     Scaridiidae T4021432
family     Schistosomatidae T4026818
family     Schizasteridae T4023412
family     Schizocyathidae T4072701
family     Schizocytheridae T4072632
family     Schizopathidae T4008547
family     Schizoporellidae T4026834
family     Schizorhynchidae T4032529
family     Schizotrichidae T4008590
family     Schminkepinellidae T4017747
family     Schulerideidae T4072753
family     Scinidae T4001224
family     Scissurellidae T4023270
family     Scleractinia incertae sedis T4007857
family     Scleraulophoridae T4072340
family     Sclerocrinidae T4023681
family     Sclerodactylidae T4023489
family     Sclerodistomidae T4072206
family     Sclerodomidae T4072403
family     Scleroptilidae T4072420
family     Scolecitrichidae T4000769
family     Scopelocheiridae T4009442
family     Scottomyzontidae T4017761
family     Scrupariidae T4026835
family     Scutellidae T4023486
family     Scyllaeidae T4026760
family     Scyllaridae T4004297
family     Sebidae T4072160
family     Seguenziidae T4023294
family     Seisonidae T4026885
family     Selachinematidae T4072067
family     Selenariidae T4072653
family     Semelidae T4010009
family     Semisulcospiridae T4035380
family     Sepiadariidae T4026925
family     Sepiidae T4026734
family     Sepiolidae T4003461
family     Septocrinidae T4023620
family     Seraphsidae T4023606
family     Sergestidae T4000127
family     Serolidae T4026846
family     Serpulidae T4001408
family     Serpulidicolidae T4017721
family     Sertularellidae T4008589
family     Sertulariidae T4008452
family     Sesarmidae T4004954
family     Setosellidae T4072233
family     Shiinoidae T4017651
family     Siboglinidae T4007802
family     Sicafodiidae T4016508
family     Sicyoniidae T4004291
family     Sideractinidae T4072789
family     Siderastreidae T4007843
family     Sididae T4003199
family     Sigalionidae T4008437
family     Siliquariidae T4023295
family     Simpliconematidae T4072437
family     Sinoflustridae T4072670
family     Sinuolineidae T4072273
family     Sinurothoidae T4072728
family     Siphonariidae T4026761
family     Siphonicytaridae T4072666
family     Siphonolaimidae T4072092
family     Sipunculidae T4000176
family     Skeneidae T4035375
family     Skeneopsidae T4023273
family     Smirnovipinidae T4003717
family     Smittinidae T4026836
family     Solanderiidae T4015816
family     Solariellidae T4035363
family     Solasteridae T4009146
family     Solenoceridae T4004292
family     Solenopharyngidae T4072355
family     Solmarisidae T4003606
family     Solmundaeginidae T4003504
family     Sophrosynidae T4072634
family     Sotoplacidae T4072730
family     Spadellidae T4003314
family     Spatangidae T4015802
family     Spathebothriidae T4072390
family     Spathiporidae T4072246
family     Speleoithonidae T4008559
family     Speleophriidae T4009403
family     Spengelidae T4072140
family     Sphaerocorynidae T4008462
family     Sphaerodoridae T4008442
family     Sphaerolaimidae T4072089
family     Sphaeromatidae T4009141
family     Sphaeromatoidea incertae sedis T4072552
family     Sphaeromyxidae T4072271
family     Sphaeronectidae T4007813
family     Sphaerosporidae T4072274
family     Sphenopidae T4008542
family     Sphyrapodidae T4072491
family     Sphyriidae T4004062
family     Sphyriocephalidae T4032508
family     Spinocalanidae T4001030
family     Spintheridae T4072056
family     Spionidae T4000407
family     Spirorchiidae T4026819
family     Spirulidae T4035309
family     Splanchnotrophidae T4008560
family     Spongicolidae T4004635
family     Spongiodermidae T4008586
family     Squillidae T4003266
family     Stachyptilidae T4007853
family     Stauroteuthidae T4026928
family     Staurothecidae T4072806
family     Steginoporellidae T4026948
family     Stegocephalidae T4003572
family     Stellicomitidae T4017762
family     Stenasellidae T4023379
family     Stenetriidae T4072260
family     Stenocyathidae T4007879
family     Stenopodidae T4004367
family     Stenostomidae T4026892
family     Stenothoidae T4009441
family     Stenothyridae T4023687
family     Stephidae T4003281
family     Sternaspidae T4015796
family     Stichasteridae T4009155
family     Stichocotylidae T4072170
family     Stichodactylidae T4009164
family     Stichopodidae T4023426
family     Stigmatoechidae T4072643
family     Stilipedidae T4003396
family     Stomachetosellidae T4072234
family     Stomatoporidae T4072672
family     Stomolophidae T4009167
family     Stomopneustidae T4023499
family     Stomozoidae T4072500
family     Strahlaxiidae T4072680
family     Strepsiduridae T4023611
family     Streptocephalidae T4023394
family     Strigeidae T4026807
family     Strombidae T4035330
family     Strongylocentrotidae T4015801
family     Struthiolariidae T4023508
family     Styelidae T4008252
family     Stylasteridae T4008467
family     Stylinidae T4072825
family     Stylochidae T4026904
family     Stylochocestidae T4072389
family     Stylochoplanidae T4026905
family     Stylodactylidae T4004962
family     Stylopathidae T4032540
family     Subergorgiidae T4008529
family     Subeucalanidae T4001858
family     Succineidae T4026945
family     Sugiuridae T4007855
family     Sulcanidae T4003945
family     Sundanellidae T4032547
family     Sutilizonidae T4023474
family     Syllidae T4002193
family     Symplectoscyphidae T4007910
family     Synallactidae T4023427
family     Synapticolidae T4003972
family     Synaptidae T4032520
family     Synaptiphilidae T4017722
family     Synchaetidae T4002168
family     Syncoeliidae T4072207
family     Synopiidae T4016601
family     Syntheciidae T4072139
family     Tachidiidae T4003516
family     Taeniacanthidae T4003922
family     Taiaroidae T4008545
family     Tainisopidae T4023380
family     Taiwanasteridae T4023665
family     Takuidae T4035365
family     Talitridae T4009397
family     Tamoyidae T4008549
family     Tanaellidae T4016974
family     Tanaididae T4027062
family     Tanaissuidae T4072617
family     Tanaochelidae T4009424
family     Tanaopsidae T4072747
family     Tandanicolidae T4072205
family     Tanymastigidae T4027137
family     Tanzanapseudidae T4072492
family     Tarvaiidae T4072082
family     Tateidae T4023694
family     Teclaiidae T4033484
family     Tecticipitidae T4072514
family     Tegastidae T4003499
family     Tegulidae T4035379
family     Teleotanaidae T4072618
family     Tellinidae T4009658
family     Telorchiidae T4032510
family     Temnocephalidae T4031373
family     Temnophliantidae T4072427
family     Temnopleuridae T4023422
family     Temoridae T4001910
family     Tentaculariidae T4072189
family     Terebellidae T4008604
family     Terebrataliidae T4072461
family     Terebratellidae T4072463
family     Terebratulidae T4072180
family     Terebridae T4035351
family     Terebriporidae T4072247
family     Tergipedidae T4031356
family     Terviidae T4072251
family     Tessaradomidae T4072235
family     Testudinellidae T4021371
family     Tethydidae T4026762
family     Tetrabothriidae T4072183
family     Tetraclitidae T4006396
family     Tetragonicipitidae T4004063
family     Tetragonocephalidae T4026773
family     Tetraliidae T4006384
family     Tetrameridae T4072130
family     Tetraonchoididae T4072266
family     Tetraphyllidea incertae sedis T4072184
family     Tetraplariidae T4072603
family     Tetraplatiidae T4002149
family     Tetrasquillidae T4026977
family     Tetrastemmatidae T4026871
family     Teuchoporidae T4072236
family     Thaerocytheridae T4072633
family     Thalamoporellidae T4026949
family     Thalassematidae T4009401
family     Thalassianthidae T4072430
family     Thalassinidae T4004639
family     Thalassocalycidae T4072479
family     Thalassocyonidae T4023133
family     Thalassometridae T4023342
family     Thalestridae T4003201
family     Thambematidae T4032515
family     Thamneidae T4072805
family     Thamnocephalidae T4023395
family     Thamnomolgidae T4017753
family     Tharybidae T4001083
family     Thaumatocyprididae T4072373
family     Thaumatopsyllidae T4008480
family     Theamatidae T4072689
family     Thecideidae T4072454
family     Thecidellinidae T4072453
family     Themistidae T4007851
family     Thermoarcturidae T4072784
family     Thiaridae T4035354
family     Thiidae T4004642
family     Thompsoniidae T4072554
family     Thompsonulidae T4017712
family     Thoracocotylidae T4072716
family     Thoracostomopsidae T4072098
family     Thoridae T4003619
family     Thoriellidae T4072732
family     Thraciidae T4009546
family     Thurstonellidae T4072729
family     Thyasiridae T4009646
family     Thyroscyphidae T4008533
family     Thysanoteuthidae T4026735
family     Tiarannidae T4003351
family     Tiaropsidae T4003150
family     Tisbidae T4003265
family     Tjaernoeiidae T4023550
family     Tjalfiellidae T4072533
family     Tobrilidae T4072438
family     Tomichiidae T4023731
family     Tomopteridae T4000096
family     Tonnidae T4035331
family     Tornatinidae T4024954
family     Tornidae T4023267
family     Torquaratoridae T4072525
family     Tortanidae T4003232
family     Toxopneustidae T4023423
family     Trachyleberididae T4026884
family     Transversotrematidae T4072559
family     Trapezidae T4001421
family     Trapeziidae T4001697
family     Travisiidae T4007858
family     Trebiidae T4017726
family     Trefusiidae T4072110
family     Tremoctopodidae T4003180
family     Triaenophoridae T4024923
family     Triangulidae T4072832
family     Trichobranchidae T4008443
family     Trichocercidae T4021376
family     Trichodactylidae T4009451
family     Trichoniscidae T4016499
family     Trichopeltariidae T4006389
family     Trichosomoididae T4072577
family     Trichotriidae T4021404
family     Trichydridae T4072115
family     Tridentellidae T4072515
family     Trigonocidaridae T4023667
family     Trigonostomidae T4026910
family     Trilosporidae T4072275
family     Trimusculidae T4026763
family     Trinchesiidae T4026922
family     Triodontolaimidae T4072106
family     Tripedaliidae T4072580
family     Triphoridae T4023268
family     Tripylidae T4072107
family     Tripyloididae T4072108
family     Trischizostomatidae T4072422
family     Triticellidae T4026841
family     Tritoniidae T4009117
family     Triviidae T4035304
family     Trochaclididae T4035332
family     Trochidae T4002233
family     Trochochaetidae T4032499
family     Trochosphaeridae T4003517
family     Troglotrematidae T4023626
family     Tropiometridae T4023482
family     Truncatellidae T4023271
family     Trypetesidae T4026781
family     Tryphanidae T4026769
family     Tryphosidae T4016497
family     Trypostegidae T4072237
family     Tubiporidae T4015810
family     Tubolaimoididae T4072083
family     Tubulanidae T4026864
family     Tubulariidae T4002141
family     Tubuliporidae T4026844
family     Tudiclidae T4023752
family     Turbinellidae T4035333
family     Turbinidae T4035306
family     Turbinoliidae T4007809
family     Turridae T4035305
family     Turritellidae T4031355
family     Tylenchidae T4023458
family     Tylidae T4016488
family     Tylodinidae T4026764
family     Typhlocarididae T4008576
family     Typhlocoelidae T4072673
family     Typhlogammaridae T4024957
family     Typhloplanidae T4072356
family     Typhloscolecidae T4002190
family     Typhlotanaidae T4072313
family     Udonellidae T4072267
family     Ulmaridae T4002135
family     Umagillidae T4026907
family     Umbellulidae T4035346
family     Umbonulidae T4026837
family     Umbraculidae T4026765
family     [unassigned] Abyssochrysoidea T4023669
family     [unassigned] Cephalaspidea T4027146
family     unassigned_Conoidea T4023625
family     [unassigned] Neomphaloidea T4023670
family     [unassigned] Seguenzioidea T4023671
family     [unassigned] Truncatelloidea T4023706
family     Unciolidae T4016523
family     Uncispionidae T4072521
family     Unidentiidae T4027139
family     Uniporidae T4026876
family     Upogebiidae T4004296
family     Urastomidae T4072341
family     Urceoliporidae T4072663
family     Urechidae T4009410
family     Urechinidae T4023359
family     Uristidae T4016492
family     Urocopiidae T4017688
family     Urohaustoriidae T4072465
family     Urothoidae T4009398
family     Urstylidae T4072761
family     Uteriporidae T4072362
family     Vahiniidae T4017754
family     Valenciniidae T4026862
family     Valettidae T4072161
family     Valettiopsidae T4027012
family     Valvatidae T4026933
family     Vampyroteuthidae T4002247
family     Vaneyellidae T4023488
family     Vanikoridae T4035334
family     Varunidae T4006329
family     Velutinidae T4003590
family     Vemanidae T4032557
family     Veneridae T4008427
family     Ventriculinidae T4017723
family     Veretillidae T4008503
family     Vermectiadidae T4072516
family     Vermetidae T4035335
family     Verrucidae T4003261
family     Vesiculariidae T4032512
family     Vibiliidae T4003245
family     Vicmusiidae T4024945
family     Victorellidae T4072248
family     Victorgorgiidae T4032555
family     Virgulariidae T4008504
family     Vitrimurellidae T4072765
family     Vitrinellidae T4023459
family     Viviparidae T4035349
family     Volutidae T4035336
family     Volutomitridae T4023296
family     Volvatellidae T4026766
family     Waikalasmatidae T4031375
family     Walkeriidae T4072249
family     Wandinidae T4072731
family     Watersiporidae T4031364
family     Whiteleggiidae T4072493
family     Xanthidae T4001041
family     Xarifiidae T4003923
family     Xenarcturidae T4072517
family     Xenellidae T4072775
family     Xeniidae T4008486
family     Xenocoelomatidae T4017748
family     Xenograpsidae T4009425
family     Xenophoridae T4035337
family     Xenophthalmidae T4072611
family     Xenosellidae T4072518
family     Xestoleberididae T4072298
family     Xiphocarididae T4008575
family     Xyalidae T4072090
family     Xylodisculidae T4023297
family     Xyloplacidae T4023545
family     Ypsilothuriidae T4023428
family     Zancleidae T4008459
family     Zancleopsidae T4072549
family     Zanobatocestidae T4031378
family     Zaramillidae T4072804
family     Zebinidae T4035384
family     Zeilleriidae T4072457
family     Zemelanopsidae T4023755
family     Zenometridae T4023465
family     Zerotulidae T4023298
family     Zoanthidae T4008474
family     Zobrachoidae T4072466
family     Zoogonidae T4031362
family     Zoroasteridae T4023314
family     Zosimeidae T4003943
family     Zygometridae T4023517
family     Zygonemertidae T4031383
family     Zygophylacidae T4072807