Parent taxon: Hexactinellida according to G. A. Brock and B.J. Cooper 1993
See also Chacaltana and Carrera 2018, Finks et al. 2004 and Henningsmoen 1958
Sister taxa: Acanothyia, Acanothyra, Amphidiscophora, Antrispongia, Australispongia, Baccispongia, Bothroconis, Chelispongia, Crucispongia, Diplopleuriana, Farreopsis, Hemidiagoniella, Heterostella, Hexasterophora, Hodsia, Innaecoeliida, Kometia, Lonsda, Lychniscosa, Lyssacinosa, Nepheliospongia, Nephelispongia, Pachylepisma, Pinnatispongia, Rossellimorpha, Rugosoderma, Sceptrulophora, Sestrocladiella, Silicunculus, Solactiniella, Solusrectus, Spongus, Stromatidiidae
Subtaxa: Dilatispongia Holasterellidae Hyalostellidae
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Jurassic of France (1 collection)
• Triassic of Turkey (1)
• Permian of United States (6: Texas)
• Devonian of Australia (1)
• Ordovician of the United Kingdom (1)
• Cambrian of Australia (2), China (4), Turkey (1), the United Kingdom (2)
Total: 19 collections including 20 occurrences