Species Account

Galeomma turtoni Turton, 1825

Galeommatoidea : Galeommatidae

Tebble name: Galeomma turtoni Sowerby
Smith & Heppell name: Galeomma turtoni G B Sowerby I in Turton, 1825

To size: To 15mm. Shell Structure: Brittle, opaque. Equivalve: Equivalve. Equilateral: Slightly inequilateral, beaks just in front of midline. Tumidity: Moderate. Outline: Oblong-rhomboidal; dorsal margin long, straight; anterior and posterior roundly angular; ventral broadly curved. Contour: Umbos very small. Ventral margins gaping widely along their entire length. In life valves able to open very widely.

Sculpture: Of weak concentric threads crossed by a dense array of divaricating radial riblets. Margin: Weakly denticulate corresponding to expression of radial riblets. Ligament: Internal, very small in a shallow resilifer. Dorsal margins adhering with periostracal material. Hinge: Weak, minute tubercles either side of ligament may be present but often obscure. Pallial Musculature: Indistinct. Periostracum: Thin, yellowish. Colour: Shell white.

Distribution & Ecology

A southern species restricted to the southwest of England and the Channel Islands.
Lives on hard substrates mostly under rocks where it creeps on its large foot.

Depth Range

Additional Information & Related Species

Related Species

Galeommatoidea : Galeommatidae


Listed are literature citing Galeomma turtoni Turton, 1825. Reference containing the species Type Description is highlighted.

Turton W 1825. Description of some new British shells. Zoological Journal. 2: 361-367.
Van Aartsen JJ 1996. Galeommatacea and Cyamiacea Part II. La Conchiglia. 281: 27-53, + 61.


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Record last modified: 25/11/2015