Acanthochiasma fusiforme Acanthodesmia vinculata Acanthometron elastricum Acanthometron pellucidum Acanthosphaera actinota Acanthosphaera dodecastyla Acanthostaurus nordgaardi Acrosphaera murrayana Acrosphaera spinosa Actinomma antarcticum Actinomma arcadophorum Actinomma boreale Actinomma leptodermum Actinomma sol Actinomma trinacria Amphirhopalum ypsilon Amphispyris reticulata Androcyclas gamphonycha Anthocyrtidium ophirense Anthocyrtidium zanguebaricum Arachnocorallium calvata Artostrobus annulatus Astrosphaera hexagonalis Botryocephalina armata Botryocyrtis scutum Botryopyle dictyocephalus Carpocanarium papillosum Carposphaera acanthophora Cladoscenium tricolpium Clathrocanium coarctatum Clathrocorys teuscheri Collosphaera huxleyi Collozoum inerme Cornutella profunda Corocalyptra cervus Cycladophora davisiana Cyrtolagena laguncula Dictyocoryne profunda Dictyocoryne truncatum Dictyophimus hirundo Didymocyrtis tetrathalamus Druppatractus irregularis Drymyomma elegans Enneaphormis rotula Eucecryphalus craspedota Eucyrtidium acuminatum Eucyrtidium hexastichum Gondwanaria dogieli Heliodiscus asteriscus Hexacontium enthacanthum Hexacontium pachydermum Lamprocyclas hannai Lamprocyclas maritalis Lampromitra quadricuspis Larcopyle buetschlii Larcospira quadrangula Lipmanella xiphephorum Litharachnium tentorium Lithelius minor Lithelius nautiloides Lithomelissa setosa Lithostrobus hexagonalis Lophophaena buetschlii Lophophaena hispida Lophospyris pentagona Neosemantis distephanus Octopyle stenozona Peripyramis circumtexta Peromelissa phalacra Phormacantha hystrix Phormospyris stabilis Phormostichoartus corbula Phorticium pylonium Plagiacantha arachnoides Plectacantha oikiskos Plegmosphaera pachyplegma Pseudocubus obeliscus Pseudodictyophimus gracilipes Pterocanium charybdeum Pterocorys hertwigii Pterocorys minythorax Pylolena armata Pylospira octopyle Rhizoplegma boreale Sethoconus tabulatus Siphocampe arachnea Siphocampe lineata Siphonosphaera polysiphonia Solenosphaera zanguebarica Spongodiscus resurgens Spongodiscus setosus Spongoliva ellipsoides Spongosphaera streptacantha Spongotrochus glacialis Spongurus cylindricus Stichocorys seriata Sticholonche zanclea Stichopilidium columba Stylochlamydium asteriscus Stylodictya aculeata Stylodictya multispina Tetraplecta pinigera Thecosphaera inermis Theopilium tricostatum Tholospira cervicornis Tricolocampe cylindrica Trisulcus triacanthus Zygocircus productus