Parent taxon: Porifera according to B. Senowbari-Daryan and J. K. Rigby 2015
See also Rigby and Potter 1986, Rigby et al. 1988 and Zrzavy et al. 1998
Sister taxa: Alasonia, Aphlebospongia, Archaeocyatha, Ausia, Batchatocyathus, Bicyathus, Bortepesia, Calcarea, Clathrispongia, Codites, Coniatopenia, Cornuaspongia, Coronacollina, Cotyliscus, Cribricyatha, Cribroscyphia, Cuneiphycus, Cupulochonia, Cupulospongia, Cyclospongia, Demospongiae, Diestosphecion, Diplostomella, Disjectoporidae, Dulmius, Dulmius innovatus, Dyocopanon, Eocoryne, Eocyathispongia, Floriana, Glenodictyum, Heteractinida, Hexactinellida, Holocoelia, Homoscleromorpha, Lamellispongia, Limnoretheles, Megalelasma, Microcoryne, Monotheles, Nabaviella, Nelumbosium, Nelumbosium primum, Oligoplagia, Palaeophragmodictya, Pharetronida, Pilosphecion, Plectinia, Polyactinellidae, Polycnemiseudea, Psephidia, Pulchrilaminida, Puppispongia, Puppispongia prostrema, Radicispongia, Rauffia, Rugoconites, Sclerospongiae, Scribroporella, Scyphia, Shitangspongia, Sinoflabrum, Sparsispongia, Spirocyathidae, Stromatofungia, Stromatoporoidea, Taraxaculum, Textispongia, Thalamospongia, Thectardis, Toriscodermia, Tragos, Trammeria, Tubispongia
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution:
• Paleocene of Slovakia (1 collection)
• Jurassic of Italy (1), Switzerland (1)
• Triassic of Austria (1), Iran (1), Israel (1), Italy (1), Japan (1), Nepal (1), the Russian Federation (1), Spain (1)
• Permian of Oman (1)
• Carboniferous of Spain (1)
• Silurian of Canada (1: Northwest Territories)
Total: 14 collections each including a single occurrence