Antigona subgen. Ventricola (Römer, 1867) Dataset The Paleobiology Database Rank SUBGENUS Classification phylum Mollusca class Bivalvia order Veneroida genus Ventricola Name Homonyms Ventricola (Römer, 1867) Cytherea subgen. Ventricola (Römer, 1867) Antigona subgen. Ventricola (Römer, 1867) Venus subgen. Ventricola (Römer, 1867)