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Granigyra tenera

From Wikipedia, the free encyclopedia

Granigyra tenera
Shell of Granigyra tenera
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Family: incertae sedis
Genus: Granigyra
Species:
G. tenera
Binomial name
Granigyra tenera
(Jeffreys, 1883)
Synonyms

Cyclostrema tenera Jeffreys 1883

Granigyra tenera is a species of sea snail, a marine gastropod mollusk, unassigned in the superfamily Seguenzioidea.[1]

Description

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The shell grows to a height of 1.8 mm. The thin shell is narrowly umbilicated. It is semitransparent, lustreless, with nearly microscopic spiral stride, which are wanting on the base and replaced by a rugose or fretted appearance. The color of the shell is pale yellowish white, with a faint greenish tinge. The four whorls are convex. The suture is very deep. The aperture is circular. The thin peristome is slightly expanded.[2]

Distribution

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This species occurs in the Atlantic Ocean off Portugal.

References

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  • Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
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