Calliostoma fonki is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.[2]
| Calliostoma fonki | |
|---|---|
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| Drawing with an apertural view of a shell of Calliostoma fonki | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Calliostomatidae |
| Subfamily: | Calliostomatinae |
| Genus: | Calliostoma |
| Species: | C. fonki
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| Binomial name | |
| Calliostoma fonki | |
| Synonyms | |
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Description edit
The size of the shell varies between 11 mm and 17 mm. The imperforate, thin shell has a conical shape. it is pale rose colored. The upper whorls are plane, and tricingulate. The upper cingulus is beaded, the second and the third are smooth. The body whorl is obtusely angled and encircled by 5 cinguli. The base of the shell is a little convex, with 6 cinguli. The aperture is quadrangular. The columella is a little oblique, cylindrical, scarcely truncate, but sensibly passing into the base.[3]
Distribution edit
This species occurs in the Pacific Ocean between El Salvador and Peru (not in the Galapagos Islands)
References edit
- ^ Philippi, Reise durch die Wuste Atacama, p. 185, t. 7, f. 22.
- ^ Bouchet, P. (2012). Calliostoma fonki (Philippi, 1860). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=512115 on 23 July 2013
- ^ Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia
External links edit
- To Biodiversity Heritage Library (2 publications)
- To Encyclopedia of Life
- To World Register of Marine Species
- "Calliostoma fonkii". Gastropods.com. Retrieved 15 January 2019.