Elachorbis tatei

Elachorbis tatei is a species of minute sea snail with an operculum, a marine gastropod mollusk in the family Tornidae.

Elachorbis tatei
Ventral view of a shell of Elachorbis tatei
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha
Superfamily:	Rissooidea
Family:	Tornidae
Genus:	Elachorbis
Species:	E. tatei (Angas, 1878)
Binomial name
Elachorbis tatei
Synonyms
Cyclostrema tatei Angas, 1878; Circulus tatei (Angas, 1878)

Distribution

This species can be found along the coast of Western Australia and South Australia in shallow waters and in depths up to 150 fathoms (or 275 m).

Apical view of a shell of Elachorbis tatei

Description

The small shell varies in thickness. It possesses two coarse, spiral keels (a spiral ridge usually marking a change of slope in the outline of the shell) that can vary in strength or even be obsolete. The shell has a wide perspective umbilicus, and a discontinuous peristome.

References

• Powell A. W. B., "New Zealand Mollusca", William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1

External links

• Southern Australian gastropoda, Elachorbis tatei, accessed 18 February 2011