Cratidentium tiberianum

Cratidentium tiberianum is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.^[2]

Cratidentium tiberianum
Drawing of a shell of Cratidentium tiberianum
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Order:	Trochida
Superfamily:	Trochoidea
Family:	Trochidae
Genus:	Cratidentium
Species:	C. tiberianum
Binomial name
Cratidentium tiberianum (Crosse, 1863)[1]
Synonyms
Cantharidella aurea Tenison-Woods, J.E., 1876 Cantharidella tesselata Tenison-Woods, J.E., 1878 Cantharidus decoratus Adams & Angas, 1864 Cantharidus luculentus A. Adams & Angas, 1864 Cantharidus tiberianus Angas, 1867 Gibbula aurea Tenison-Woods, 1876 Thalotia tesselata Tenison-Woods, 1878 Trochus tiberianus Crosse, 1863 (original description)

Description

The size of the shell varies between 4 mm and 9 mm. The imperforate, rather thin shell has a conical shape. It is olivaceous with nacreous reflections. It is ornamented with flexuous longitudinal grayish streaks. The spire is moderately elevated. The suture is impressed. The 5½ to 6 whorls are subplanate with the body whorl obtusely angulated. The base of the shell is obsoletely striated and covered with spots of grayish-white. The aperture is oblique, quadrate, inside white and nacreous. The columella is somewhat expanded. The outer lip is simple and acute.^[3]

Distribution

This marine species is endemic to Australia and occurs off New South Wales, Victoria, South Australia and Tasmania,