Parent taxon: Porifera according to R. M. Finks et al. 2004
Sister taxa: Archaeocyatha, Calcarea, Caliculospongia, Clathrispongia, Coronacollina, Cotyliscus, Cuneiphycus, Cyathophyscus, Cyclospongia, Demospongea, Disjectoporidae, Drosdovia, Eocoryne, Glenodictyum, Heteractinida, Holocoelia, Matthewcyathus, Megalelasma, Microcoryne, Mussooriella, Nabaviella, Nostrocyathus, Oligoplagia, Phymoraphinia, Polyactinellidae, Scyphia, Shitangspongia, Sinoflabrum, Solactiniella, Stromatoporoidea, Tragos, Trammeria
Subtaxa: Acanothyra, Amphidiscosa, Antrispongia, Australispongia, Azyrtalia, Baccispongia, Bothroconis, Chelispongia, Chirospongia, Crucispongia, Diplopleura, Farreopsis, Gonamispongia, Hemidiagoniella, Hemidiscosa, Hexasterophora, Hintzesnonaia, Hodsia, Kometia, Konyrium, Krainerella, Lychniscosa, Lysactinella, Lyssacinosa, Lyssakida, Nephelispongia, Pachylepisma, Pinnatispongia, Reticulosa, Silicunculus, Solusrectus, Stiodermiella, Stromatidiidae, Testiispongia, Textispongia, Uralonema
Ecology: stationary intermediate-level epifaunal suspension feeder