Brachidontes exustus (Linnaeus, 1758)
Mytiloidea : Mytilidae
To size: To 46 mm. Shell Structure: Solid, thin shell. Equivalve: Equivalve. Equilateral: Beaks at extreme anterior. Tumidity: Not tumid. Outline: Elongated fan/mussel-shaped.
Sculpture: Radial ribs intersepted by concentric ridges, giving a beadlet sculpture. Margin: Roughly crenulated margin. Ligament: Dark brown band along the length of the anterior dorsal margin. Hinge: Dysodont, up to 4 small teeth. Pallial Musculature: Anterior adductor very small, posterior adductor and pedal retractor forms a large mass in the dorsal region. Colour: External yellow to dark brown, internal white with purple and brown mottling.
Distribution & Ecology
In Britain and Ireland it has been found in Gwithin Cornwall.
Additional Information & Related Species
Mytiloidea : Mytilidae
Listed are literature citing Brachidontes exustus (Linnaeus, 1758). Reference containing the species Type Description is highlighted.
Bennett K.F., Reed A.J. & Lutz, R.A. 2011. DNA Barcoding reveals Brachidontes (Bivalvia: Mytilidae) from two ecologically distinct intertidal habitats on Long Key, Florida Keys, are cryptic species, not ecotypes. The Nautilus. 125(2): 63-71.
Linnaeus C 1758. Systema Naturae. Editio decima. 1. Regnum Animale Holmiae, Laurentii Salvii. 824pp.
- Conchological Society
of Great Britain & Ireland
Provides resources for understanding, identifying, recording, and conserving molluscs
Check List of European Marine Mollusca
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.
- Malacological Society
- Unitas Malacologica
- Census of Marine Life
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.