Skenea trochoides

Skenea trochoides
Drawing with two views of a shell of Skenea trochoides
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Superfamily: Trochoidea (superfamily)
Family: Skeneidae
Genus: Skenea
Species: S. trochoides
Binomial name
Skenea trochoides
(Friele, 1876)
Synonyms[1]
  • Cyclostrema laevigatum Friele, 1874
  • Cyclostrema peterseni Friele 1877
  • Cyclostrema trochoides Friele, 1874 (original combination)
  • Ganesa laevigata (Friele, 1876)
  • Moelleria laevigata Friele, 1876
  • Skenea laevigata Jeffreys, 1876
  • Tharsiella trochoides Friele, 1874

Skenea trochoides is a species of sea snail, a marine gastropod mollusk in the family Skeneidae.[1]

G.W. Tryon thought this species was a synonym of Cyclostrema peterseni Frielle, 1877 (now a synonym of Skenea peterseni (Friele, 1877)) [2]

Description

The size of the shell varies between 2 mm and 3 mm. The white shell is perforate, somewhat solid. It is opaque, smooth, and shining. The base of the shell contains sometimes a few faint oblique, curved lines;. The four whorls are convex and have a deep suture. The columellar lip is vertical, forming a slight angle with the outer lip at their junction.[2]

Distribution

This species occurs in Arctic waters and in the northern Atlantic Ocean off Greenland, the Faroes and Scandinavia at depts between 60 m and 160 m.

References

External links

This article is issued from Wikipedia - version of the Thursday, July 10, 2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.