- Cyclostomiceratidae, from
Ancient Gr**** κύκλος (kúklos),
meaning "circle", στόμα (stóma),
meaning "mouth", and κέρας (kéras),
meaning "horn", is an extinct...
-
Ellesmerocerida to the Protocycloceratidae, B****leroceratidae, and
possibly the
Cylostomiceratidae in the
early Canadian (late
Gasconadian (?), Demingian) and to the...