Hexactinellida - Hexactinosa

Parent taxon: Hexactinosa according to R. M. Finks et al. 2004

Sister taxa: Aulacosia, Aulocalycidae, Belonisia, Caesaria, Carinthiaspongus, Caseispongia, Cincliderma, Clavularia, Craticulariidae, Cribrospongiidae, Cystispongiidae, Diphyllospira, Emploca, Eubrochus, Euretidae, Eutactostomium, Fieldingia, Idiodictyon, Koleostoma, Laocaetis, Lonsda, Lopanella, Mastodictyum, Mimeticosia, Multiloqua, Mysterium, Nitidus, Octobrum, Palaeostauronema, Paracraticularia, Petalope, Pileolitoidea, Pillaraspongiidae, Placochlaenia, Plecteurette, Plectospyris, Polyschema, Polysyge, Poriferella, Porospongia, Protremadictyon, Psephosyllogus, Psilocalyx, Rhogostomium, Rhombedonium, Rhopalicna, Sceptrulophora, Scopularia, Scotospongia, Staurodermatidae, Synaulia, Tretodictyidae, Walcottella, Xenoschrammenus, Zittelospongia

Subtaxa: Aphrocallistes, Druidia

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Ecology: stationary epifaunal suspension feeder