Order Spirosclerophorida Reid 1963 (demosponge)
Demospongiae - Spirosclerophorida
Parent taxon: Lithistida according to R. M. Finks et al. 2004
Sister taxa: Achrochordonia, Anomocladina, Bothoteca, Callipelta, Cupulina, Gillettia, Hippalimus, Homophymia, Lithistida wiedeyi, Megalithistida, Monalithistida, Orchocladina, Phymatellidae, Psarodictyon, Pyrogochonia, Scleritodermidae, Spumispongia, Tetralithistida
Subtaxa: Bothrochlaenia Chlaenia Cladolithosia Diacyparia Discodermites Elasmalimus Hypothyra Ischadia Macandrewites Mastostroma Ocellaria Orosphecion Ortmannispongia Pachypsechia Physocalpia Placojerea Platispongia Plethosiphonia Podapsis Polysiphoneudea Polythyra Pterocalpia Rhizomorina Rhizostele Siphonocoelia
Ecology: stationary epifaunal suspension feeder