Minopa legrandi

Minopa legrandi, common name Legrand's top shell, is a species of very small sea snail, a marine gastropod mollusc or micromollusk in the family Trochidae, the top snails.[1]

Minopa legrandi
Drawing with two views of a shell of Minopa legrandi
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Trochidae
Genus: Minopa
Species:
M. legrandi
Binomial name
Minopa legrandi
(Petterd, 1879)
Synonyms
  • Fossarina legrandi Petterd, 1879 (original description)
  • Fossarina (Minopa) legrandi Petterd, 1879
  • Gibbula legrandi Tate, R. & May, W.L. 1901
  • Calliotrochus legrandi May, W.L. 1921

Description

The shell grows to a length of 5 mm. The small, thin shell has a depressed globose shape. It is highly polished, translucent and rich brown. The minute spire contains 2½ whorls and is very little elevated. The suture is much impressed. The aperture is inflately lunate. It is tinged white and faintly dilate at the inner portion.[2]

Distribution

This marine species is endemic to Australia and occurs off New South Wales, South Australia, Tasmania, Victoria and Western Australia.

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References
  1. Marshall, B. (2013). Fossarina legrandi Petterd, 1879. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=719229 on 2014-03-04
  2. Petterd, W. 1879. New species of Tasmanian marine shells. Journal of Conchology 2: 102-105
  • Tate, R. & May, W.L. 1901. A revised census of the marine Mollusca of Tasmania. Proceedings of the Linnean Society of New South Wales 26(3): 344-471
  • Pritchard, G.B. & Gatliff, J.H. 1902. Catalogue of the marine shells of Victoria. Part V. Proceedings of the Royal Society of Victoria 14(2): 85-138
  • Verco, J.C. 1908. Notes on South Australian marine Mollusca with descriptions of new species. Part IX. Transactions of the Royal Society of South Australia 32: 338-361
  • May, W.L. 1921. A Checklist of the Mollusca of Tasmania. Hobart, Tasmania : Government Printer 114 pp
  • May, W.L. 1923. An Illustrated Index of Tasmanian Shells. Hobart : Government Printer 100 pp
  • Iredale, T. 1924. Results from Roy Bell's molluscan collections. Proceedings of the Linnean Society of New South Wales 49(3): 179-279, pl. 33-36
  • Cotton, B.C. 1959. South Australian Mollusca. Archaeogastropoda. Handbook of the Flora and Fauna of South Australia. Adelaide : South Australian Government Printer 449 pp.
  • Iredale, T. & McMichael, D.F. 1962. A reference list of the marine Mollusca of New South Wales. Memoirs of the Australian Museum 11: 1-109
  • Macpherson, J.H. & Gabriel, C.J. 1962. Marine Molluscs of Victoria. Melbourne : Melbourne University Press & National Museum of Victoria 475 pp
  • Wilson, B. 1993. Australian Marine Shells. Prosobranch Gastropods. Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp.
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