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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
Species within the genus Demoulia include: • Demoulia abbreviata (Gmelin, 1791) • † Demoulia conglobata (Brocchi, 1814) • Demoulia nataliae Kilburn, 1972 • Demoulia obtusata (Link, 1807) • † Demoulia pupa (Brocchi, 1814) • Demoulia tryoni (Crosse, 1869) • Demoulia ventricosa (Lamarck, 1816) • † Demoulia zbyszewskii Landau, Marques da Silva & Gili, 2009 ; Species brought into synonymy : • Demoulia kurodai Tomlin, 1932 : synonym of Nassarius sufflatus (Gould, 1860) • Demoulia pulchra Gray, 1838 : synonym of Demoulia obtusata (Link, 1807) • Demoulia retusa (Lamarck, 1822): synonym of Demoulia ventricosa (Lamarck, 1816) ==References==
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