Helicotomidae


Helicotomidae is an extinct family of Paleozoic molluscs with anisostrophically coiled shells of uncertain position (Gastropoda?).

Taxonomy

The taxonomy of the Gastropoda by Bouchet & Rocroi, 2005 categorizes Helicotomidae in the superfamilia Euomphaloidea within the Paleozoic molluscs with anisostrophically coiled shells of uncertain position (Gastropoda?). This family has no subfamilies.

Genera

Genera in the family Helicotomidae include:AmphelissaBoucotspiraBoucotspiraBurdikinia - synonym: Polyamma.ColpomphalusHelicotoma Satler, 1859 - type genus of the family HelicotomidaeLophonema - synonym: Polhemia.OphiletinaPalaeomphalusParavivianaWalcottoma