Demoulia
Demoulia is a genus of sea snails, marine gastropod mollusks in the family Nassariidae, the Nassa mud snails or dog whelks.
Description
The ovate-globose shell is covered with a downy epidermis. The spire is short, conical with a papillary apex. The whorls are depressed. The aperture is ovate. The inner lip is thickened, with a ridge posteriorly. The outer lip is contracted, thickened externally and plicated internally.Species
Species within the genus Demoulia include:Demoulia abbreviata- † Demoulia conglobata Demoulia nataliae Kilburn, 1972Demoulia obtusata
- † Demoulia pupa Demoulia tryoni Demoulia ventricosa
- † Demoulia zbyszewskii Landau, Marques da Silva & Gili, 2009