M. Galloprovincialis.
M. angustanus.
M. lineatus.
M. lacunatus.
M. canalis.
M. incurvatus.
M. abbreviatus.
M. incurvatus. The incurvated Mytilus.
Nearly smooth, elongated oval, valves inflated and curved near the ligament; apex acute.
M. Afer. The African Mytilus.