Biology:Alvania dijkstrai
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Short description: Species of gastropod
| Alvania dijkstrai | |
|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | A. dijkstrai
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| Binomial name | |
| Alvania dijkstrai (Hoenselaar & Goud, 1998)
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Alvania dijkstrai is a species of minute sea snail in the family Rissoidae endemic to the Savage Islands of Portugal.[1]
Description
It has an ovate shell, 2.10 to 2.75 millimetres (0.083 to 0.108 in) in height and 1.25 to 1.50 millimetres (0.049 to 0.059 in) in length with a thin outer lip. Sometimes two rows of very vague, light brown dots are visible on the ultimate whorl, one just subsutural and one on the shell base.[2]
Distribution
It is endemic to the Selvagens Archipelago off Northwest Africa.[1]
References
- ↑ 1.0 1.1 Alvania dijkstrai (Hoenselaar & Goud, 1998). Gofas, S. (2009). Alvania dijkstrai (Hoenselaar & Goud, 1998). In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141179 on 9 August 2010 .
- ↑ "The Rissoidae of the CANCAP expeditions, I: the genus Alvania Risso, 1826 (Gastropoda Prosobranchia)". H.J. Hoenselaar & J. Goud. http://natuurtijdschriften.nl/download?type=document;docid=597129.
Wikidata ☰ Q4737714 entry
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