Acanthochiasma fusiforme Acanthodesmia vinculata Acantholithium dicopum Acantholithium stellatum Acanthometra pellucida Acanthometron elastricum Acanthometron pellucidum Acanthosphaera actinota Acanthosphaera dodecastyla Acanthosphaera pinchuda Acanthostaurus nordgaardi Acrobotrys teralans Acrosphaera arktios Acrosphaera cyrtodon Acrosphaera lappacea Acrosphaera murrayana Acrosphaera spinosa Actinomma antarcticum Actinomma arcadophorum Actinomma boreale Actinomma delicatulum Actinomma leptodermum Actinomma medianum Actinomma sol Actinomma trinacria Amphiacon denticulatus Amphilithium clavarium Amphilonche elongata Amphimelissa setosa Amphiplecta acrostoma Amphirhopalum straussii Amphirhopalum ypsilon Amphispyris reticulata Amphistaurus complanatus Androcyclas gamphonycha Anomalacantha dentata Antarctissa denticulata Antarctissa strelkovi Anthocyrtidium ophirense Anthocyrtidium zanguebaricum Arachnocorallium calvata Arachnocorys circumtexta Arachnocorys umbellifera Arachnosphaera myriacantha Artobotrys borealis Artostrobus annulatus Artostrobus joergenseni Astrosphaera hexagonalis Axoprunum stauraxonium Bathropyramis woodringi Botryocampe inflata Botryocephalina armata Botryocyrtis scutum Botryopyle cribrosa Botryopyle dictyocephalus Botryostrobus aquilonaris Buccinosphaera invaginata Callimitra carolotae Calocyclas monumentum Carpocanarium papillosum Carposphaera acanthophora Cenosphaera cristata Centrobotrys thermophila Centrocubus cladostylus Centrocubus octostylus Cephalospyris cancellata Ceratocyrtis galeus Ceratocyrtis histricosa Ceratospyris hyperborea Circodiscus microporus Cladococcus abietinus Cladococcus cervicornis Cladococcus megaceros Cladococcus scoparius Cladococcus viminalis Cladoscenium ancoratum Cladoscenium limbatum Cladoscenium tricolpium Clathrocanium coarctatum Clathrocorys teuscheri Clathrocyclas cassiopeiae Collosphaera confossa Collosphaera huxleyi Collosphaera macropora Collosphaera polygona Collosphaera tuberosa Collozoum inerme Collozoum pelagicum Cornutella profunda Corocalyptra cervus Corocalyptra elisabethae Corythospyris stapedius Cromyomma circumtextum Cycladophora bicornis Cycladophora davisiana Cypassis irregularis Cyrtolagena laguncula Dictyocoryne euclidis Dictyocoryne profunda Dictyocoryne truncatum Dictyophimus bicornis Dictyophimus crisiae Dictyophimus hirundo Dictyophimus infabricatus Dictyophimus killmari Dictyophimus macropterus Didymocyrtis tetrathalamus Diploconus fasces Dipylissa bensoni Disolenia quadrata Dorataspis gladiata Druppatractus irregularis Druppatractus pyriformis Drymosphaera polygonalis Drymyomma elegans Enneaphormis rotula Eucecryphalus craspedota Eucecryphalus gegenbauri Euchitonia elegans-furcata Eucyrtidium acuminatum Eucyrtidium annulatum Eucyrtidium anomalum Eucyrtidium calvertense Eucyrtidium cienkowskii Eucyrtidium hexagonatum Eucyrtidium hexastichum Eucyrtidium teuscheri Gondwanaria campanulaeformis Gondwanaria dogieli Heliaster hexagonium Heliodiscus asteriscus Heliolithium aureum Heliosphaera radiata Heteracon biformis Hexacontium arachnoidale Hexacontium aristarchi Hexacontium axotrias Hexacontium enthacanthum Hexacontium gigantheum Hexacontium laevigatum Hexacontium melpomene Hexacontium pachydermum Hexalonche amphisiphon Hexapyle dodecantha Lamprocyclas hannai Lamprocyclas maritalis Lamprocyrtis nigriniae Lampromitra coronata Lampromitra quadricuspis Lampromitra schultzei Larcopyle buetschlii Larcospira quadrangula Lipmanella bombus Lipmanella dictyoceras Lipmanella xiphephorum Litharachnium tentorium Lithelius minor Lithelius nautiloides Lithomelissa hystrix Lithomelissa laticeps Lithomelissa setosa Lithomelissa thoracites Lithopera bacca Lithoptera fenestrata Lithostrobus cuspidatus Lithostrobus hexagonalis Lonchosphaera spicata Lophocorys polyacantha Lophophaena buetschlii Lophophaena hispida Lophospyris pentagona Lychnaspis giltschi Mitrocalpis araneafera Myxosphaera coerulea Neosemantis distephanus Nephrospyris renilla Octodendron cubocentron Octopyle stenozona Peridium longispinum Peridium spinipes Peripyramis circumtexta Peromelissa phalacra Phormacantha hystrix Phormospyris stabilis Phormostichoartus corbula Phorticium clevei Phorticium pylonium Phractopelta dorataspis Plagiacantha arachnoides Plectacantha oikiskos Plectopyramis dodecomma Plegmosphaera entodictyon Plegmosphaera lepticali Plegmosphaera pachyplegma Pseudocubus obeliscus Pseudodictyophimus gracilipes Pseudodictyophimus platycephalus Pterocanium auritum Pterocanium charybdeum Pterocanium elegans Pterocanium korotnevi Pterocanium praetextum Pterocorys campanula Pterocorys clausus Pterocorys hertwigii Pterocorys minythorax Pterocorys zancleus Pteropilium stratiotes Pteroscenium pinnatum Pylolena armata Pylospira octopyle Rhaphidozoum acuferum Rhizoplegma boreale Saccospyris antarctica Saccospyris conithorax Saturnalis circularis Sethoconus tabulatus Sethodiscus macrococcus Sethophormis aurelia Siphocampe arachnea Siphocampe lineata Siphonosphaera martensi Siphonosphaera polysiphonia Siphonosphaera socialis Solenosphaera chierchiae Solenosphaera zanguebarica Sphaeropyle antarctica Sphaerozoum punctatum Spirocyrtis scalaris Spongaster tetras Spongodictyon spongiosum Spongodiscus biconcavus Spongodiscus resurgens Spongodiscus setosus Spongoliva ellipsoides Spongopyle osculosa Spongosphaera streptacantha Spongotrochus glacialis Spongurus cylindricus Spongurus pylomaticus Stauracantha orthostaura Stauracon pallidus Stichocorys seriata Sticholonche zanclea Stichopilidium columba Stichopilidium kruegeri Stichopilium bicorne Stigmosphaera cruciata Streblacantha circumtexta Stylacontarium bispiculum Stylatractus ostracion Stylochlamydium asteriscus Stylochlamydium venustum Stylodictya aculeata Stylodictya multispina Stylodictya tenuispina Stylodictya validispina Stylosphaera melpomene Styptosphaera spumacea Tetraphormis dodecaster Tetraplecta pinigera Tetrapyle octacantha Thalassicolla nucleata Thalassicolla pellucida Thecosphaera inermis Theocorys veneris Theocorythium trachelium Theopilium tricostatum Tholospira cervicornis Tholospyris anthophora Tholospyris baconiana Tholospyris gephyristes Tholospyris tripodiscus Tribonosphaera centripetalis Triceraspyris antarctica Tricolocampe cylindrica Trisulcus nana Trisulcus triacanthus Xiphacantha alata Xiphosphaera tessaractis Zygocircus productus