†family Tomocyathidae Debrenne et al. 1989 (archaeocyath sponge)
Archaeocyatha - Capsulocyathida - Tomocyathidae
Parent taxon: Calyptocoscinoidea according to F. Debrenne et al. 2015
Sister taxon: Calyptocoscinidae
Subtaxa: Coscinocyathella
Type: Coscinocyathella
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cambrian of Mongolia (1 collection), the Russian Federation (17)
Total: 18 collections including 26 occurrences