Alphabetical Listing of Families within this Taxa Group:
family     Abylidae T4002123
family     Acanthephyridae T4003613
family     Acartiidae T4001907
family     Actiniidae T4002132
family     Aeginidae T4002124
family     Aegisthidae T4001930
family     Aetideidae T4000856
family     Agalmatidae T4001072
family     Albuneidae [Hippoidea] T4004264
family     Alciopidae T4000993
family     Alloposidae T4003457
family     Alpheoidea T4004265
family     Alvinocarididae [Bresilioidea] T4004753
family     Ameiridae T4003528
family     Ampeliscidae T4003338
family     Amphitretidae T4003520
family     Anchistioididae [Palaemonoidea] T4004683
family     Ancorabolidae T4003917
family     Arachnactidae T4003508
family     Archaeobalanidae T4003489
family     Archaeoscinidae T4003699
family     Archinotodelphyidae T4000714
family     Arenopontiidae T4003926
family     Argestidae T4003927
family     Argonautidae T4002234
family     Arietellidae T4001931
family     Aristeidae [Penaeoidea] T4003908
family     Artotrogidae T4004059
family     Ascidiidae T4003318
family     Ascidiocolidae T4004060
family     Asplanchnidae T4002169
family     Astacidae [Astacoidea] T4004762
family     Asterocheridae T4000879
family     Atelecyclidae [Cancroidea:Heterotremata] T4004763
family     Atlantidae T4000807
family     Atlantidiidae T4000179
family     Atyidae [Atyoidea] T4004765
family     Augaptilidae T4000979
family     Axiidae T4003341
family     Balanidae T4000772
family     Bathypalaemonellidae [Campylonotoidea] T4004768
family     Bathypontiidae T4001933
family     Bathyteuthidae T4002235
family     Belliidae [Aethroidea:Heterotremata] T4006399
family     Benthesicymidae [Panaeoidea] T4004290
family     Bentheuphausiidae T4003880
family     Beroidae T4001952
family     Bolinopsidae T4001955
family     Bomoochidae T4003918
family     Bopyridae T4000771
family     Bosminidae (Anomopoda) T4001875
family     Bougainvilliidae T4002136
family     Brachionidae T4002167
family     Brachioteuthidae T4003452
family     Branchiostomatidae T4001201
family     Bryocryptellidae T4003257
family     Bythograeidae [Bythograeoidea:Heterotremata] T4004773
family     Cabiropidae T4003535
family     Calanidae T4000003
family     Calappidae [Calappoidea:Heterotremata] T4004317
family     Calianassidae T4004382
family     Caligidae T4003282
family     Callianideidae T4004440
family     Calliopiidae T4003530
family     Calyconectae T4000837
family     Cambaridae [Astacoidea] T4006304
family     Campanulariidae T4002129
family     Camptandriidae [Ocypodoidea:Thoracotremata] T4004443
family     Campylonotidae [Campylonotoidea] T4006302
family     Cancerillidae T4003934
family     Cancridae T4003677
family     Candaciidae T4000219
family     Canthocamptidae T4003928
family     Canuellidae T4003758
family     Capitellidae T4002191
family     Caprellidae T4000542
family     Carcinidae [Portunoidea:Heterotremata] T4004321
family     Carinariidae T4000064
family     Caryophylliidae T4002131
family     Cavoliniidae T4000697
family     Cebocaridae T4003344
family     Centropagidae T4001179
family     Cercopagididae (Onychopoda) T4003218
family     Cerianthidae T4002133
family     Chasmocarcinidae [Goneplacoidea:Heterotremata] T4004449
family     Cheiragonidae [Cheiragonoidea:Heterotremata] T4006378
family     Chirodropidae T4003159
family     Chirostylidae [Chirostyloidea] T4004788
family     Chiroteuthidae T4002236
family     Chondracanthidae T4003919
family     Chtenopterygidae T4003185
family     Clausidiidae T4003480
family     Clausocalanidae T4001895
family     Cletodidae T4003915
family     Cliidae T4003509
family     Clionidae T4002230
family     Clytemnestridae T4003221
family     Coenobitidae [Paguroidea] T4004455
family     Collothecidae T4002170
family     Cordagalmatidae T4003510
family     Corycaeidae T4000484
family     Corymorphidae T4002128
family     Corynidae T4002122
family     Corystidae [Corystoidea:Heterotremata] T4006376
family     Cranchiidae T4001268
family     Crangonidae T4003412
family     Creseidae T4003511
family     Cryptochiridae [Cryptochiroidea:Thoracotremata] T4004794
family     Cuvierinidae T4003512
family     Cyaneidae T4002139
family     Cyclopidae T4003215
family     Cyclopinidae T4003284
family     Cycloteuthidae T4003187
family     Cylindropsyllidae T4003929
family     Cyphocarididae T4003492
family     Cystisomatidae T4003537
family     Dactylopusiidae T4003513
family     Dairoididae [Eriphioidea:Heterotremata] T4006309
family     Daphniidae (Anomopoda) T4003217
family     Desmopteridae T4002237
family     Diaixidae T4001936
family     Diaptomidae T4001908
family     Diastylidae T4003443
family     Dichelesthiidae T4003935
family     Diogenidae [Paguroidea] T4004293
family     Diphyidae T4002127
family     Dirivultidae T4003936
family     Disciadidae [Bresilioidea] T4004801
family     Discoidae T4001937
family     Doliolidae T4000151
family     Doliopsidae T4003448
family     Domeciidae [Trapezioidea:Heterotremata] T4006383
family     Dorippidae [Dorippoidea:Heterotremata] T4004805
family     Dorvilleidae T4003275
family     Dynomenidae T4001311
family     Ectinosomatidae T4003200
family     Eirenidae T4003585
family     Electridae T4003308
family     Enoplometopidae [Enoplometopoidea] T4004808
family     Enoploteuthidae T4001035
family     Epialtidae T4003429
family     Epitoniidae T4003519
family     Ergasilidae T4003920
family     Eriphiidae [Eriphioidea:Heterotremata] T4004319
family     Eryonidae T4000195
family     Ethusidae [Dorippoidea:Heterotremata] T4006308
family     Eucalanidae T4000361
family     Euchaetidae T4001356
family     Euchlanidae T4002171
family     Eudactylinidae T4004061
family     Eugonatonotidae [Nematocarcinoidea] T4006305
family     Eukrohniidae (Phragmophora) T4002270
family     Eumunididae [Chirostyloidea] T4006313
family     Euphausiidae T4000133
family     Eupronoidae T4003484
family     Euryplacidae [Goneplacoidea:Heterotremata] T4004479
family     Euterpinidae T4003213
family     Filiniidae T4002172
family     Flabelligeridae T4003494
family     Fosshageniidae T4003212
family     Fritillariidae T4000782
family     Galatheidae [Galatheoidea] T4001079
family     Gammaridae T4000417
family     Gecarcinidae [Grapsoidea:Thoracotremata] T4006303
family     Gecarcinucidae [Gecarcinucoidea:Heterotremata] T4006381
family     Geryonidae [Portunoidea:Heterotremata] T4006321
family     Geryoniidae T4002142
family     Glyceridae T4003290
family     Glypheidae [Glypheoidea] T4006438
family     Glyphocrangonidae [Crangonoidea] T4004827
family     Gnathiidae T4003765
family     Gonatidae T4002238
family     Goneplacidae [Goneplacoidea:Heterotremata] T4004318
family     Gourretiidae T4004693
family     Grapsidae T4001136
family     Halacaridae T4000550
family     Halicreatidae T4002126
family     Haloclavidae T4003419
family     Halocyprididae T4001918
family     Hapalogastridae [Lithodoidea] T4006314
family     Harpacticidae T4000820
family     Hatschekiidae T4003937
family     Heloeciidae [Ocypodoidea:Thoracotremata] T4006312
family     Heterokrohniidae (Phragmophora) T4003518
family     Heterorhabdidae T4000949
family     Hexapodidae [Hexapodoidea:Heterotremata] T4004836
family     Hippidae [Hippoidea] T4001312
family     Hippolytidae T4000752
family     Hippopodiidae T4002140
family     Histioteuthidae T4001892
family     Homolidae [Homoloidea:Podotremata] T4006437
family     Hydractiniidae T4003588
family     Hymenosomatidae [Hymenosomatoidea:Heterotremata] T4004840
family     Hyperiidae T4000495
family     Idoteidae T4003242
family     Idyanthidae T4003944
family     Inachidae [Majoidea:Heterotremata] T4004320
family     Inachoididae [Majoidea:Heterotremata] T4004682
family     Janthinidae T4000224
family     Kishinouyeidae T4003479
family     Krohnittidae (Aphramophora) T4002271
family     Lanceolidae T4003402
family     Laodiceidae T4002148
family     Laomediidae T4004295
family     Laophontidae T4003574
family     Lepadidae T4003278
family     Lepetidae T4002226
family     Lepidoteuthidae T4002239
family     Leptastacidae T4003930
family     Leptodoridae (Haplopoda) T4003496
family     Leptopontiidae T4003931
family     Lernaeopodidae T4003938
family     Lernanthropidae T4003939
family     Lestrigonidae T4003423
family     Lichomolgidae T4003921
family     Limacinidae T4002227
family     Lithodidae [Lithodoidea] T4004861
family     Loliginidae T4003191
family     Longipediidae T4003548
family     Lopadorrhynchidae T4003293
family     Lubbockiidae T4003208
family     Lucicutiidae T4001871
family     Luciferidae [Sergestoidea] T4000169
family     Lysianassidae T4001325
family     Lysiosquillidae T4003482
family     Macrochironidae T4003661
family     Macrophthalmidae [Ocypodoidea:Thoracotremata] T4006330
family     Majidae [Majoidea:Heterotremata] T4004374
family     Margaritidae T4003527
family     Mastigoteuthidae T4002228
family     Mathildellidae [Goneplacoidea:Heterotremata] T4004529
family     Matutidae [Calappoidea:Heterotremata] T4004530
family     Mecynoceridae T4003210
family     Megacalanidae T4001901
family     Melicertidae T4002143
family     Menippidae [Eriphioidea:Heterotremata] T4004686
family     Mertensiidae T4001957
family     Metidae T4003551
family     Metridiidae T4001165
family     Metridinidae T4001873
family     Mictyridae [Ocypodoidea:Thoracotremata] T4004725
family     Miraciidae T4003207
family     Mithracidae [Majoidea:Heterotremata] T4004704
family     Mitrocomidae T4002144
family     Monstrillidae T4003259
family     Mormonillidae T4001174
family     Munididae [Galatheoidea] T4003353
family     Munnopsidae T4003356
family     Mysidae T4000220
family     Mytilicolidae T4003958
family     Mytilidae T4002240
family     Nassariidae T4003769
family     Neanuridae T4003533
family     Nematocarcinidae [Nematocarcinoidea] T4004891
family     Neoteuthidae T4002241
family     Nephropidae T4003545
family     Nephtyidae T4003295
family     Nereididae T4001415
family     Nicothoidae T4003940
family     Normanellidae T4003272
family     Notodelphyidae T4003925
family     Nullosetigeridae T4003280
family     Octopodidae T4002244
family     Octopoteuthidae T4002242
family     Ocypodidae [Ocypodoidea:Thoracotremata] T4004390
family     Ocythoidae T4003471
family     Oedicerotidae T4000754
family     Oikopleuridae T4000736
family     Oithonidae T4000828
family     Ommastrephidae T4001271
family     Oncaeidae T4001045
family     Onychoteuthidae T4001128
family     Oplophoridae [Oplophoroidea] T4004905
family     Orbiniidae T4003288
family     Oregoniidae T4003264
family     Ovalipidae [Portunoidea:Heterotremata] T4004737
family     Oweniidae T4003304
family     Oxycephalidae T4003399
family     Oziidae [Eriphioidea:Heterotremata] T4004696
family     Paguridae [Paguroidea] T4001220
family     Palaemonidae T4003673
family     Palicidae [Palicoidea:Heterotremata] T4004911
family     Palinuridae [Palinuroidea] T4000158
family     Pandalidae T4003406
family     Pandaridae T4003409
family     Pandeidae T4002137
family     Panopeidae [Xanthoidea:Heterotremata] T4004673
family     Paracalanidae T4001255
family     Paramesochridae T4003932
family     Parapaguridae [Paguroidea] T4004579
family     Paraphronimidae T4003283
family     Parapontellidae T4003725
family     Parastacidae [Parastacoidea] T4006388
family     Pardaliscidae T4003367
family     Parthenopidae [Parthenopoidea:Heterotremata] T4004919
family     Pasiphaeidae [Pasiphaeoidea] T4004920
family     Pectinariidae T4003422
family     Pelagiidae T4002138
family     Peltidiidae T4003279
family     Penaeidae [Penaeoidea] T4000511
family     Pennellidae T4003941
family     Percnidae T4003481
family     Periphyllidae T4003370
family     Phaennidae T4001253
family     Phialellidae T4003603
family     Philichthyidae T4003950
family     Philodinidae T4002173
family     Phoronidae T4001814
family     Phoxocephalidae T4000753
family     Phronimidae T4000402
family     Phrosinidae T4003244
family     Phyllodocidae T4001416
family     Physaliidae T4002145
family     Pilumnidae T4003485
family     Pilumnoididae [Pseudozioidea:Heterotremata] T4006982
family     Pinnotheridae T4003373
family     Plagusiidae [Grapsoidea:Thoracotremata] T4006306
family     Platyscelidae T4003243
family     Platyxanthidae [Eriphioidea:Heterotremata] T4004697
family     Pleurobrachiidae T4001959
family     Pleustidae T4003576
family     Pneumodermatidae T4001977
family     Podonidae (Onychopoda) T4001967
family     Polybiidae T4003543
family     Polychelidae T4004604
family     Polynoidae T4002189
family     Polyphemidae (Onychopoda) T4003555
family     Pontellidae T4000449
family     Pontoeciellidae T4003262
family     Pontoporeiidae T4003705
family     Porcellanidae [Galatheoidea] T4000853
family     Porcellidiidae T4003933
family     Porpitidae T4002130
family     Portunidae T4001025
family     Proboscidactylidae T4002146
family     Processidae [Processoidea] T4004294
family     Psalidopodidae [Psalidopodoidea] T4006380
family     Psammocyclopinidae T4003946
family     Pseudaanthessiidae T4003966
family     Pseudocyclopidae T4003924
family     Pseudocycnidae T4003942
family     Pseudodiaptomidae T4003260
family     Pseudorhombilidae [Xanthoidea:Heterotremata] T4004695
family     Pseudotachidiidae T4003476
family     Pseudothelphusidae [Pseudothelphusoidea:Heterotremata] T4006400
family     Pseudoziidae [Pseudozioidea:Heterotremata] T4006382
family     Pterosagittidae (Aphramophora) T4002272
family     Pylochelidae [Paguroidea] T4004616
family     Pyrosomatidae T4000102
family     Pyroteuthidae T4002245
family     Raninidae [Raninoidea:Podotremata] T4006445
family     Rataniidae T4003214
family     Rathkeidae T4002147
family     Rhincalanidae T4001896
family     Rhopalonematidae T4002125
family     Rhynchocinetidae [Nematocarcinoidea] T4004947
family     Rhynchomolgidae T4003954
family     Rostrocalanidae T4003845
family     Saccopsidae T4004057
family     Sagittidae (Aphragmophora) T4002269
family     Salpidae T4000203
family     Sapphirinidae T4000194
family     Scalopidiidae [Goneplacoidea:Heterotremata] T4004699
family     Scinidae T4001224
family     Scolecitrichidae T4000769
family     Scyllaridae T4004297
family     Scyllaridea [Pallinuroidea] T4000547
family     Sepiolidae T4003461
family     Sergestidae [Sergestoidea] T4000127
family     Serpulidae T4001408
family     Sesarmidae [Grapsoidea:Thoracotremata] T4004954
family     Sicyoniidae [Panaeoidea] T4004291
family     Sididae (Ctenopoda) T4003199
family     Sipunculidae T4000176
family     Smirnovipinidae T4003717
family     Solenoceridae [Panaeoidea] T4004292
family     Solmarisidae T4003606
family     Solmundaeginidae T4003504
family     Spadellidae (Phragmophora) T4003314
family     Sphyriidae T4004062
family     Spinocalanidae T4001030
family     Spionidae T4000407
family     Spongicolidae T4004635
family     Squillidae T4003266
family     Stegocephalidae T4003572
family     Stenopodidae T4004367
family     Stephidae T4003281
family     Stilipedidae T4003396
family     Stylodactylidae [Stylodactyloidea] T4004962
family     Subeucalanidae T4001858
family     Sulcanidae T4003945
family     Syllidae T4002193
family     Synapticolidae T4003972
family     Synchaetidae T4002168
family     Tachidiidae T4003516
family     Taeniacanthidae T4003922
family     Tegastidae T4003499
family     Temoridae T4001910
family     Tetragonicipitidae T4004063
family     Tetraliidae [Trapezioidea:Heterotremata] T4006384
family     Tetraplatiidae T4002149
family     Thalassinidae T4004639
family     Thalestridae T4003201
family     Tharybidae T4001083
family     Thiidae [Portunoidea:Heterotremata] T4004642
family     Thoridae T4003619
family     Tiarannidae T4003351
family     Tiaropsidae T4003150
family     Tisbidae T4003265
family     Tomopteridae T4000096
family     Tortanidae T4003232
family     Trapezidae T4001421
family     Trapeziidae T4001697
family     Tremoctopodidae T4003180
family     Trichopeltariidae [Trichopeltarioidea:Heterotremata] T4006389
family     Trochidae T4002233
family     Trochosphaeridae T4003517
family     Tubulariidae T4002141
family     Typhloscolecidae T4002190
family     Ulmaridae T4002135
family     Upogebiidae T4004296
family     Vampyroteuthidae T4002247
family     Varunidae [Grapsoidea:Thoracotremata] T4006329
family     Velutinidae T4003590
family     Verrucidae T4003261
family     Vibiliidae T4003245
family     Xanthidae T4001041
family     Xarifiidae T4003923
family     Zosimeidae T4003943
family     zzz incertae sedis T4003525