PLATE CLXXIV, 



MYA PICTORUM. 



painter's muscle. 



GENERIC CHARACTER 



Animal Ascldia. Shell bivalve, gaping at one end. The hinge 

 for the most part furnished with a thick, strong, broad tooth, not in- 

 serted into the opposite valve. 



SPECIFIC CHARACTER 



AMD 



SYNONYMS, 



Shell oblong, rounded at both ends ; a single crenulated tooth in oae 

 valve, and two in the other. 



Mya PICTORUM : testa oblonga antlce postlceque rotundata, cardl- 

 nis dente primario crenulato, alterius duplicato» 



Mya PICTORUM. Linn. Fn. Sicec. 2129, 



Mya pictorum, Moule des Peintres. Chemn. Conch, 6. t. l.f. 6. 

 Belg. verf houder. — Dan, Maler miegen, — f 

 Maler Skiael, ibid. 



Two, or perhaps no less than three different kinds of the fresh 

 water Mya have been confounded with the M. pictorum of Lin- 

 naeus, as it has been already intimated in the description of the Mi/a 



H 2 



