Opis

Exogastrically coiled, moderately elongated shell with narrow, originally subcentral siphuncle (but ventral in Centroceras, and dorsal in Aturia); larval development within an egg capsule, without planktonic larval stage.

Synonimy

Zasięg czasowy

karadok – dziś

Literatura

Dzik, J. 1984. Phylogeny of the Nautiloidea. Palaeontologia Polonica 45, 1-255.