Mytilus galloprovincialis Lamarck, 1819
Mytiloidea : Mytilidae
To size: To 150mm. Shell Structure: Thin but robust. Equivalve: Equivalve. Equilateral: Inequilateral, beaks terminal on the anterior end. Outline: Mytiliform, wedge shaped; ligament margin long, straight sloping steeply, posterior dorsal and posterior margins a broad curve or posterior dorsal straight; ventral straight but hooked at the anterior extremity.
Sculpture: Comarginal lines and growth stops. Margin: Inner margin smooth. Ligament: External but sunken, extending 2/3 of ligament margin. Hinge: Smooth except for a few crenulations on the anterior ventral extremity. Pallial Musculature: Cojoined posterior and byssus retractor scar large inset from posterior dorsal margin; anterior adductor scar very small obscure. Periostracum: Thin, persistent, devoid of hairs. Colour: Periostracum blue-black to dark brown. Internal white with margins as external.
Distribution & Ecology
Lives in the intertidal and sublittoral.
Continental Shelf (to 200m)
Additional Information & Related Species
Mytiloidea : Mytilidae
Listed are literature citing Mytilus galloprovincialis Lamarck, 1819. Reference containing the species Type Description is highlighted.
Hepper BT 1957. Notes on Mytilus galloprovincialis Lmk. in Great Britain. Journal of the Marine Biological Association of the United Kingdom. 36: 33-40.
Lamarck J B P A de M 1819. Histoire naturelle des Animaux sans vertèbres 6. Paris. 612pp.
Lewis JR & Seed R 1969. Morphological variations in Mytilus from south-west England in relation to the occurrence of M. galloprovincialis Lmk. Cahiers de biologie marins (Cah. biol. mar.). 10: 231-253.
Seed R 1992. Systematics evolution and distribution of mussels belonging to the genus Mytilus: an overview. American Malacological Bulletin. 9: 123-137.
Verduin A 1979. Conchological evidence for the separate identity of Mytilus edulis L. and M. galloprovincialis Lam.. Basteria. 43: 61-80.
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