Actinomma antarcticum Actinomma boreale Actinomma delicatulum Actinomma sol Antarctissa denticulata Antarctissa strelkovi Artostrobus annulatus Artostrobus joergenseni Axoprunum stauraxonium Botryocampe inflata Carpocanarium papillosum Cenosphaera cristata Ceratocyrtis histricosa Cladoscenium ancoratum Cladoscenium limbatum Cladoscenium tricolpium Collozoum pelagicum Cornutella profunda Cycladophora bicornis Cyrtolagena laguncula Didymocyrtis tetrathalamus Enneaphormis rotula Eucecryphalus craspedota Eucyrtidium teuscheri Gondwanaria campanulaeformis Gondwanaria dogieli Hexacontium pachydermum Hexapyle dodecantha Lampromitra coronata Larcopyle buetschlii Litharachnium tentorium Lithelius minor Lithelius nautiloides Lithomelissa hystrix Lithomelissa setosa Lonchosphaera spicata Mitrocalpis araneafera Peridium longispinum Peripyramis circumtexta Phormacantha hystrix Phorticium clevei Plectacantha oikiskos Pseudocubus obeliscus Pseudodictyophimus gracilipes Pseudodictyophimus platycephalus Pterocanium charybdeum Pteroscenium pinnatum Pylospira octopyle Rhizoplegma boreale Saccospyris antarctica Saccospyris conithorax Sethoconus tabulatus Siphocampe arachnea Siphocampe lineata Spongodiscus biconcavus Spongodiscus resurgens Spongopyle osculosa Spongotrochus glacialis Spongurus pylomaticus Stylochlamydium venustum Stylodictya aculeata Stylodictya tenuispina Stylodictya validispina Tetraphormis dodecaster Tetrapyle octacantha Thalassicolla nucleata Tholospyris gephyristes Triceraspyris antarctica Trisulcus triacanthus Zygocircus productus