Demoulia

Genus of gastropods From Wikipedia, the free encyclopedia

Demoulia is a genus of sea snails, marine gastropod mollusks in the family Nassariidae, the Nassa mud snails or dog whelks.[1]

Phylum:Mollusca
Class:Gastropoda
Subclass:Caenogastropoda
Order:Neogastropoda
Quick facts Scientific classification, Type species ...
Demoulia
Two shells of Demoulia abbreviata (museum specimens at Naturalis Biodiversity Center)
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Family: Nassariidae
Subfamily: Nassariinae
Genus: Demoulia
Gray, 1838
Type species
Buccinum retusum Lamarck, 1822
Synonyms[1]
  • Demoulea Gray, 1847
  • Demoulinsia (incorrect subsequent spelling)
  • Desmoulea Gray, 1847
  • Desmoulinsia Woodward, 1851
  • Moulinsia Tournouer, 1874 (not available: not used as a valid name)
  • Nassa (Demoulea) [sic] (incorrect subsequent spelling of Demoulia Gray, 1838)
  • Nassa (Demoulia) Gray, 1838
  • Nassa (Desmoulea) [sic] (incorrect subsequent spelling of Demoulia Gray, 1838)
  • Streptorhega Bronn, 1856
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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.[2]

Species

Species within the genus Demoulia include:

  • Demoulia abbreviata (Gmelin, 1791)
  • † Demoulia conglobata (Brocchi, 1814)
  • Demoulia nataliae Kilburn, 1972
  • Demoulia obtusata (Link, 1807)[3]
  • † 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

External links

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