Calliotrochus

Calliotrochus
Drawing with three views of a shell of Calliotrochus marmoreus
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Order:	Trochida
Family:	Trochidae
Subfamily:	Stomatellinae
Genus:	Calliotrochus P. Fischer, 1879
Type species
Turbo phasianellus Deshayes, G.P., 1863
Synonyms
Gibbula (Calliotrochus) Fischer, 1880 Trochinella Iredale, 1937

Calliotrochus is a genus of sea snails, marine gastropod mollusks in the subfamily Stomatellinae of the family Trochidae, the top snails.

Description

This genus consists of thin, small, shining globose species with a turbinate shape. It has rounded, smooth or spirally striate, convex whorls. The aperture is rounded. The outer lip and columella are simple, thin and arcuate. The umbilicus is narrow.

Species

Species within the genus Calliotrochus include:

• Calliotrochus marmoreus (Pease, 1861)

The following species were brought into synonymy:

• Calliotrochus excellens Iredale, 1937: synonym of Calliotrochus marmoreus (Pease, 1861)
• Calliotrochus legrandi May, W.L. 1921: synonym of Minopa legrandi (Petterd, 1879)
• Calliotrochus normalis Iredale, 1937: synonym of Calliotrochus marmoreus (Pease, 1861)
• Calliotrochus symbolicus Iredale, 1937: synonym of Calliotrochus marmoreus (Pease, 1861)
• Calliotrochus tasmanicus May, W.L. 1923: synonym of Nanula tasmanica (Petterd, 1879)

References

• Gatliff, J.H. & Gabriel, C.J., 1922. Additions to and alterations in the Catalogue of Victorian Marine Mollusca. Proc. R. Soc. Vict.n.s., 34(2):128-161.
• Herbert, D.G., 1998. Revision of the genus Calliotrochus Fischer, 1879 (Gastropoda: Trochoidea). Invertebrate Taxonomy, 12:545-565.