Stomatella terminalis

Stomatella terminalis
Original drawing with two views of a shell of Stomatella terminalis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Superfamily: Trochoidea
Family: Trochidae
Genus: Stomatella
Species: S. terminalis
Binomial name
Stomatella terminalis
(Verco, 1905)
Synonyms

Gena terminalis Verco, 1905

Stomatella terminalis, common name the pointed false ear, is a species of very small sea snail, a marine gastropod mollusk or micromollusk in the family Trochidae, the top snails.[1]

Description

(Original description by Joseph Verco) The height of the shell is 5.75 mm, its diameter 3 mm. The minute, thin shell has an oblong-oval shape with parallel sides parallel. The shell contains four whorls and an inconspicuous, terminal spire. Its surface is smooth and polished but for miscroscopic accremental lines. There are no spiral striae or incisions, except microscopic, on the base of the body whorl. Its colour is white, with crowded spiral bands of crescentic white and dark and reddish-brown spots and blotches. The radulahas the following formula: ~ 1 (5.1.5).1 .~ 36 rows.

The ornament varies greatly. The shell may be blotched pink and white, and there may be numerous fine spiral, hair-like, dark lines.[2]

Distribution

This marine species is endemic to Australia and occurs off South Australia.

References

This article is issued from Wikipedia - version of the 8/4/2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.