†family Kijacyathidae Zhuravleva 1964 (archaeocyath sponge)
Archaeocyatha - Ajacicyathida - Kijacyathidae
Parent taxon: Ethmophylloidea according to F. Debrenne et al. 2015
See also Kerner et al. 2011
Sister taxa: Carinacyathidae, Ethmophyllidae, Fallocyathidae, Gloriosocyathidae
Subtaxa: Aporosocyathus Fansycyathus Flexanulus Kijacyathus Protocyathus Qinlingocyathus Yudjaicyathus
Type: Kijacyathus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cambrian of Antarctica (1 collection), China (1), Falkland Islands (Malvinas) (1), Mongolia (1), the Russian Federation (13)
Total: 17 collections including 19 occurrences