Species Account

Cochlodesma tenerum Fischer 1882

Thracioidea : Periplomatidae

Tebble name: n/a
Smith & Heppell name: Cochlodesma tenerum (Jeffreys, 1880)

To size: To 15 mm. Shell Structure: Very thin, fragile. Equilateral: Almost equilateral, beaks slightly to anterior in some. Outline: Subtrigonal, posterior dorsal margin straight, steeper than anterior, to a truncated posterior margin. Ventral margin broadly curved to a medially curved anterior margin.

Sculpture: Fine, uneven concentric lines. Small crack on each umbo. Margin: Smooth. Ligament: Internal and external liament. Internal set on a peg-like resilifer. External part is thin. Hinge: No teeth. Colour: White, translucent.

Distribution & Ecology

A deep water species known from bathyal and upper abyssal depths. Recorded here from the Rockall Trough.

Depth Range
Bathyal (500 - 2000m)
Abyssal Rise (2000 - 4000m)

Additional Information & Related Species

Related Species

Thracioidea : Periplomatidae


Listed are literature citing Cochlodesma tenerum Fischer 1882. Reference containing the species Type Description is highlighted.

Fischer P 1882. Diagnoses d'espèces nouvelles de mollusques recueillis dans le cours des expéditions scientifiques de l'aviso "Le Travailleur" (1880 et 1881). Journal de Conchyliologie. 30: 49-53, 273-277.


  • Conchological Society of Great Britain & Ireland
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    Check List of European Marine Mollusca
  • MarLIN
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  • NBN Gateway
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  • BivAToL
  • MarBEF
  • Malacological Society
  • Unitas Malacologica
  • Census of Marine Life
  • MarBEF
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Record last modified: 22/03/2016