Parent taxon: Porifera according to J. J. Sepkoski 2002

Sister taxa: Archaeocyatha, Calcarea, Caliculospongia, Clathrispongia, Coronacollina, Cotyliscus, Cuneiphycus, Cyclospongia, Demospongea, Disjectoporidae, Drosdovia, Eocoryne, Glenodictyum, Heteractinida, Hexactinellida, Holocoelia, Matthewcyathus, Megalelasma, Microcoryne, Mussooriella, Nabaviella, Nostrocyathus, Oligoplagia, Phymoraphinia, Polyactinellidae, Scyphia, Shitangspongia, Sinoflabrum, Solactiniella, Stromatoporoidea, Tragos, Trammeria

Subtaxa: none

Ecology: stationary epifaunal suspension feeder