Austrocochlea zeus explained

Austrocochlea zeus, common name the dory austrocochlea, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.^{[1] [2]}

Description

The height of the shell attains 16 mm, its diameter 19 mm. The thick, obtuse shell is imperforate. The apex is short, papillose and yellowish. The suture is impressed. The 4 to 5 whorls are moderately convex. They are obliquely striate and spirally sulcate. The body whorl is ample, rounded, obsoletely angulated above and marginated at the suture. It is white, with radiating flexuous red lines. The base of the shell is convex. The aperture is circular. The columella is subdentate at its base. The thick columellar calluses whitish-green. The outer lip is thick.^[3]

Distribution

This species is endemic to Australia and occurs off Western Australia.

References

• Fischer, P. 1878. Genres Calcar, Trochus, Xenophora, Tectarius et Risella. pp. 241–336 in Keiner, L.C. (ed.). Spécies general et iconographie des coquilles vivantes. Paris : J.B. Baillière Vol. 11
• Hedley, C. 1916. A preliminary index of the Mollusca of Western Australia. Journal and Proceedings of the Royal Society of Western Australia 1: 1-77
• Cotton, B.C. & Godfrey, F.K. 1934. South Australian Shells. Part 13. South Australian Naturalist 1 16: 1-6

External links

• Encyclopedia of Life
• World Register of Marine Species

Notes and References

1. Bouchet, P. (2012). Austrocochlea zeus P. Fischer, 1874. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=546943 on 2012-11-23
2. Donald K.M., Kennedy M. & Spencer H.G. (2005) The phylogeny and taxonomy of austral monodontine topshells (Mollusca: Gastropoda: Trochidae), inferred from DNA sequences. Molecular Phylogenetics and Evolution 37: 474-483.
3. https://archive.org/details/manualofconcholo111tryo Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia