Coelotrochus
Coelotrochus is a genus of small sea snails, marine gastropod mollusks in the family Trochidae, the top snails. [1]
| Coelotrochus | |
|---|---|
 | |
| Drawing with an umbilical view of a shell of Coelotrochus tiaratus | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Clade: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Trochidae |
| Genus: | Coelotrochus Fischer, 1880 |
| Type species | |
| Coelotrochus tiaratus Quoy, H.E.T. & J.P. Gaimard, 1834 | |
| Synonyms[1] | |
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Description
The false umbilicus is very deep and narrow, penetrating deeper than the columella, which is inserted upon its edge, not in the centre of the axis.[2]
Distribution
This marine genus is endemic to New Zealand.
Species
Species within the genus Coelotrochus include:
- † Coelotrochus avarus (Suter, 1917)
- † Coelotrochus bibaphus (Bartrum & Powell, 1928)
- † Coelotrochus browni (C. A. Fleming, 1943)
- Coelotrochus carinatus (B. A. Marshall, 1998)
- Coelotrochus carmesinus (Webster, 1908)
- Coelotrochus chathamensis (Hutton, 1873)
- Coelotrochus davegibbsi (B. A. Marshall, 1998)
- † Coelotrochus fossilis (Finlay, 1926)
- † Coelotrochus gracilis (Laws, 1936)
- Coelotrochus oppressus (B. A. Marshall, 1998)
- Coelotrochus polychromus (B. A. Marshall, 1998)
- Coelotrochus rex (B. A. Marshall, 1998)
- Coelotrochus tiaratus (Quoy & Gaimard, 1834)
- Coelotrochus viridis (Gmelin, 1791)
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References
- Bouchet, P. (2010). Coelotrochus P. Fischer, 1879. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=512304 on 2012-06-20
- Suter H. (1913-1915), Manual of New Zealand Mollusca; Wellington, N. Z. :J. Mackay, govt. printer,1913-1915
- Nomenclator Zoologicus info
- Image of the holotype of the species, N.Z. government site
- Williams S.T., Donald K.M., Spencer H.G. & Nakano T. (2010) Molecular systematics of the marine gastropod families Trochidae and Calliostomatidae (Mollusca: Superfamily Trochoidea). Molecular Phylogenetics and Evolution 54:783-809.
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