Biology:Nepotilla lamellosa

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Short description: Species of gastropod

Nepotilla lamellosa
Nepotilla lamellosa 001.jpg
Original image of a shell of Nepotilla lamellosa
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Superfamily: Conoidea
Family: Raphitomidae
Genus: Nepotilla
Species:
N. lamellosa
Binomial name
Nepotilla lamellosa
(Sowerby III, 1896)
Synonyms[1]

Clathurella lamellosa Sowerby III, 1896

Nepotilla lamellosa is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.[1]

Description

The length of the shell attains 4 mm, its diameter 2 mm.

This is a very characteristic minute shell containing 5 whorls. The protoconch is smooth. The angular whorls of the spire form a tabulated spire. The spiral tricarinate keels, of which there are four on the body whorl, as well as the interstices, are crossed by fine close lamellae. The suture is minutely channeled. The base of the shell is contracted, lirate and slightly rostrate. The aperture is rather expanded. The outer lip is arcuate and strongly sinuated. The unique specimen is straw-coloured, with a single brown blotch in front. [2]

Distribution

This marine species is endemic to Australia and occurs off Victoria, South Australia and Tasmania

References

  • Verco, J.C. 1909. Notes on South Australian marine Mollusca with descriptions of new species. Part XII. Transactions of the Royal Society of South Australia 33: 293–342
  • May, W.L. 1923. An illustrated index of Tasmanian shells: with 47 plates and 1052 species. Hobart : Government Printer 100 pp.
  • Powell, A.W.B. 1966. The molluscan families Speightiidae and Turridae, an evaluation of the valid taxa, both Recent and fossil, with list of characteristic species. Bulletin of the Auckland Institute and Museum. Auckland, New Zealand 5: 1–184, pls 1–23

External links

Wikidata ☰ Q3723750 entry