†family Annulocyathidae Krasnopeeva 1953 (archaeocyath sponge)
Archaeocyatha - Ajacicyathida - Annulocyathidae
Parent taxon: Annulocyathoidea according to F. Debrenne et al. 2015
See also Kerner et al. 2011
Sister taxa: Gagarinicyathidae, Jakutocarinidae, Tumulifungiidae
Subtaxa: Annulocyathella Annulocyathus Annulofungia Hemithalamocyathus
Type: Annulocyathus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cambrian of China (1 collection), Italy (1), Mongolia (2), the Russian Federation (8), United States (1: California)
Total: 13 collections including 15 occurrences