Heteractinida - Octactinellida - Astraeospongiidae
Parent taxon: Octactinellida according to R. M. Finks et al. 2004
Sister taxa: Eiffeliidae, Nuchidae, Wewokellidae
Subtaxa: Asteriospongia Astraeospongium Blumenbachium Constellatospongia Contignatiospongia Ensiferites Kuraya Magenia Malluviospongia Microastraeum Stellarispongia
Type: Astraeospongia
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Devonian of Canada (4: Manitoba, Nunavut collections), the Czech Republic (1), Germany (2), United States (11: Arizona, Illinois, New York)
• Silurian of United States (24: Illinois, Indiana, Iowa, Missouri, New York, Oklahoma, Tennessee, Wisconsin)
• Whiterockian of Canada (1: Northwest Territories)
• Ordovician of Canada (3: Manitoba, Northwest Territories, Nunavut), the United Kingdom (1)
• Tremadoc of United States (1: Nevada)
Total: 48 collections including 52 occurrences