Polyactinellidae - Polyactinellidae
Full reference: H. Mostler. 1985. Neue heteractinide Spongien (Calcispongea) aus dem Unter- und Mittelkambrium Südwestsardiniens [New heteractinid sponges (Calcispongia) from Lower and Middle Cambrian of SW Sardinia]. Berichte des Naturwissenschaftlich-Medizinischen Vereins Innsbruck 72:7-32
Parent taxon: Porifera according to R. M. Finks et al. 2004
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, Polycnemiseudea, Psephidia, Pulchrilaminida, Puppispongia, Puppispongia prostrema, Radicispongia, Rauffia, Rugoconites, Sclerospongiae, Scribroporella, Scyphia, Shitangspongia, Sinoflabrum, Sparsispongia, Sphinctozoa, Spirocyathidae, Stromatofungia, Stromatoporoidea, Taraxaculum, Textispongia, Thalamospongia, Thectardis, Toriscodermia, Tragos, Trammeria, Tubispongia
Subtaxa: Dodecaactinella Dvorcia Kucerella Mostlerhella Phobetractinia Polyactinella Praephobetractinia Reifelia Sardospongia
Type: Polyactinella
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Germany (1 collection)
• Cambrian of Australia (8), Greenland (1), Italy (2), Mongolia (4), the Russian Federation (1), Turkey (1), United States (1: Pennsylvania)
Total: 19 collections including 24 occurrences