PLATE LXX. 



MYTILUS BARBaTUS. 



BEARDED MUSCLE. 

 GENERIC CHARACTER.' 



The hinge toothless, and consists of a longitudinal furrow. 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Short, ventricose, obtuse, ferruginous yellow. An oblique space 

 extending from the hinge to the apexj covered with a rude epidermis 

 and irregular filaments. 



Mytilus barbatus : testa lseviuscula ferruginea exterius apice bar- 

 bata. Fn. Suec. 2157. Gmel. Linn. Syst. Nat. 

 p. 3353. sp. 10. Chemn. Conch. 8. t. 84. 

 f. 749. 



In trawling for marine productions in the Straits that divides Caer- 

 narvon from Anglesea (Menai) last summer, we found several speci- 

 mens of the Mytilus barbatus of a much larger size than any hitherto 



h 2 



