Biology:Leptothyra nanina
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Short description: Species of gastropod
| Leptothyra nanina | |
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| A shell of Leptothyra nanina | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Superfamily: | Phasianelloidea |
| Family: | Colloniidae |
| Subfamily: | Colloniinae |
| Genus: | Leptothyra |
| Species: | L. nanina
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| Binomial name | |
| Leptothyra nanina (Souverbie in Souverbie & Montrouzier, 1864)
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| Synonyms[1] | |
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Leptothyra nanina is a species of small sea snail with calcareous opercula, a marine gastropod mollusk in the family Colloniidae.[1][2]
Description
The shell reaches a height of 4 mm. The minute, umbilicate shell is suborbicular. The apex is obtuse. The shell is spirally impressed-striate. The apex, the subsutural tract and the base show impressed radiating striae. The color of the shell is white and marked around the periphery with rosy equally spaced spots. There are five, convex whorls. The aperture is rounded. The columella is thickened. The narrow umbilicus is deep, rounded, and radiately plicate on the edge.[3]
Distribution
This marine species occurs in the Indo-West Pacific and off Australia and New Caledonia.
References
- ↑ 1.0 1.1 Bouchet, P. (2012). Leptothyra nanina (Souverbie in Souverbie & Montrouzier, 1864). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=573034 on 2013-02-10
- ↑ Herbert D.G. (1996) A critical review of the trochoidean types in the Muséumd'Histoire naturelle, Bordeaux (Mollusca, Gastropoda). Bulletin du Muséum national d'Histoire naturelle, Paris, ser. 4, 18 (A, 3-4): 409-445.
- ↑ G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia
External links
- To USNM Invertebrate Zoology Mollusca Collection
- To World Register of Marine Species
- "Leptothyra nanina" (in en). Gastropods.com. http://www.gastropods.com/8/Shell_26348.shtml.
Wikidata ☰ Q6528577 entry
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