Species Account

Thracia pubescens (Pulteney, 1799)

Thracioidea : Thraciidae

Tebble name: Thracia pubescens (Pulteney)
Smith & Heppell name: Thracia pubescens (Pulteney, 1799) 1799)

To size: To 90mm. Shell Structure: Brittle. Equivalve: Inequivalve, RV more convex than LV. Equilateral: Inequilateral, beaks behind midline. Outline: Truncated oval. Posterior dorsal margin slopes gently to a medially curved posterior margin. Ventral margin straight. Anterior dorsal margin straight to a rostrate truncate anterior margin.

Sculpture: Concentric ridges. Coarse granulations visible much more so in truncate region. Margin: Smooth, sometimes broken. Ligament: External and internal: External wide, behind beaks; internal fat in a broad triangular resilifer below external. Hinge: Lithodesma in front of resilifer, although often broken. Pallial Musculature: Shallow, broad, under a third the length of shell. Periostracum: Yellow/beige. Colour: White.

Distribution & Ecology

In sand and mud below low watermark around the southwest coast of Britain.
Distributed from the UK south down to the NW coast Africa and the Mediterranean.

Depth Range
Continental Shelf (to 200m)

Additional Information & Related Species

References

Listed are literature citing Thracia pubescens (Pulteney, 1799). Reference containing the species Type Description is highlighted.

Pulteney R 1799. Catalogue of the birds, shells, and some of the more rare plants of Dorsetshire London, Nichols. 92pp.
Soot-Ryen T 1941. Northern Pelecypods in the collection of Tromsø Museum I Order Anomalodesmacea Families Pholoadomyidae. Thraciidae and Periplomatidae. Tromsø Museums Arshefter Naturhistorisk Avd. Nr. 17. 61: 1-41, 10 pls.

Resources

  • Conchological Society of Great Britain & Ireland
    Provides resources for understanding, identifying, recording, and conserving molluscs
  • CLEMAM
    Check List of European Marine Mollusca
  • MarLIN
    The Marine Life Information Network for Britain and Ireland (MarLIN) provides information for marine environmental management, protection and education. It is a centre of excellence in spatially based and time-series marine biological information and supports good stewardship in the marine environment.
  • NBN Gateway
    National Biodiversity Network's Gateway. Use it to explore UK biodiversity data, as contributed by participating data providers.
  • BivAToL
  • MarBEF
  • Malacological Society
  • Unitas Malacologica
  • Census of Marine Life
  • MarBEF
    MarBEF, a network of excellence funded by the European Union and consisting of 94 European marine institutes, is a platform to integrate and disseminate knowledge and expertise on marine biodiversity, with links to researchers, industry, stakeholders and the general public.

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Record last modified: 22/03/2016