PLATE CXXVIII. 



FIG. I. I. 



MYTILUS EPULIS. 



COMMON MUSCLE. 

 GENERIC CHARACTER. 



The hinge toothless, and consists of a longitudinal furrow* 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Shell smoothish, violet : valves slightly carinated in front, retuse 

 behind : beaks pointed. 



Mytilus edulis : testa lseviuscula violacea : valvis anterius sub- 

 carinatis posterius retusis, natibus acuminatis, 

 Fn. Seuc. 2156. Gmtl Linn. Sj/st. Nat. T. 1. 

 p. 6. p. 3353. Sp. 11. 



Mytilus vulgaris. Musculus vulgaris sublaevis ex caeruleo niger. 

 Common Muscle. Da Costa Brit. Conch, 

 p. 216. fp. 48. 



Mytilus Edulis, Edible. Penn. Brit. Zool. T. 4. p. 1 10. fp. 73. 



£ 4 



