†superfamily Tercyathoidea Vologdin 1939 (archaeocyath sponge)

Archaeocyatha - Ajacicyathida

Parent taxon: Ajacicyathina according to F. Debrenne et al. 2015

Sister taxa: Annulocyathoidea, Bronchocyathoidea, Erbocyathoidea, Ethmophylloidea, Lenocyathoidea, Pretiosocyathoidea, Sigmocyathoidea, Tumulocyathoidea

Subtaxa: Botomocyathidae Olgaecyathidae Piamaecyathellidae Tercyathidae

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Type: Tercyathus

Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution:

• Cambrian of Antarctica (1 collection), the Russian Federation (22)

Total: 23 collections including 51 occurrences

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