Alvania strangei
Shell of Alvania strangei (specimen at the Natural History Museum, Rotterdam)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Rissooidea
Family: Rissoidae
Genus: Alvania
Species:
A. strangei
Binomial name
Alvania strangei
(Brazier, 1894)
Synonyms
  • Alvania tatei Thiele, 1930 (junior synonym)
  • Rissoa (Apicularia) strangei Henn, A.U. & Brazier, J.W. 1894
  • Rissoa lineata Petterd, 1884 (invalid: secondary junior homonym of Alvania lineata Risso, 1826)
  • Rissoia (Apicularia) strangei Brazier, 1894 (Rissoia incorrect subsequent spelling of Rissoa; Alvania accepted as genus)

Alvania strangei is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.[1]

Description

The length of the shell attains 2.2 mm, its diameter 1 mm.

(Original description) The minute, rather solid shell is imperforate and turbinately conoid. It is whitish, faintly light banded with light brown. It contains 5½ whorls. The apical whorls are smooth. The others are longitudinally strongly ribbed, ending at the periphery. The interstices are smooth and slightly noduled at the sutures, which are rather deep. The base of the shell is convex anf has three strong raised spiral lines. The aperture is subcircular. The outer lip is rather thin. The white columella is thickened.[2]

Distribution

This species is endemic to Australia and occurs off New South Wales, South Australia, Tasmania, Victoriaand Western Australia

References

  • Thiele, J. (1930). Die Fauna Südwest-Australiens. Ergebnisse der Hamburger südwest-australischen Forschungsreise 1905. 5 (8). Gastropoda und Bivalvia. Jena: Gustav Fischer. 561–596, pl. 4.
  • Ponder, W.F. 1985. A review of the genera of the Rissoidae (Mollusca: Mesogastropoda: Rissoacea). Records of the Australian Museum suppl. 4: 1-221
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