Odostomia occultidens

Odostomia occultidens, common name the hidden-toothed pyramid-shell, is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.[1]

Odostomia occultidens
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
Superfamily:
Pyramidelloidea
Family:
Pyramidellidae
Genus:
Odostomia
Species:
O. occultidens
Binomial name
Odostomia occultidens
May W.L., 1915

Description

The length of the shell measures 1.5 mm. The minute, white shell is translucent, shining, and smooth. The shell contains three whorls plus a prominent heterostrophe pullus. The adult whorls are rounded, regularly increasing. The aperture is ovately-pyriform. The columella is arched, thin, with a minute plication, rather above the centre, which is invisible from a front view.[2]

Distribution

This species is found in the littoral zone and offshore off New South Wales, the Bass Strait and Tasmania

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References
  1. Simon Grove. "Pyramidellidae - Odostomiinae: Odostomia (unplaced) occultidens May, 1915 ('hidden-toothed pyramid-shell')". molluscsoftasmania.net.
  2. May, W. L. (1915). "Additions to the Tasmanian Marine Mollusca, with Descriptions of New Species". Papers and Proceedings of the Royal Society of Tasmania. 1915: 75–99. doi:10.5962/bhl.part.12849.
  • Iredale, T. & McMichael, D. F., 1962, A reference list of the marine Mollusca of New South Wales. The Australian Museum, Sydney, Memoir, 11:1-185
  • Macpherson, J.H. & Gabriel, C.J., 1962. Marine Mollusca of Victoria. Melbourne Univ. Press, Melbourne. 475
  • OBIS : Odostomia occultidens
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