PLATE I. 

 FIG. 1. 1. 1. r. 



OSTREA VARIA. 



VARIEGATED, OR ONE-EARED SCALLOP, 

 GENERIC CHARACTER, 



Animal a Tetliys. Shell bivalve unequal. The hinge without a 

 tooth, having a small oval cavity. 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Shell almost equally convex ; about thirty rays, scabrous, imbri- 

 cated, or beset with transverse scales. One ear *. 



OsTREA VARIA tcsta ^quivalvi : radiis triginta scabris compressis 

 echinatis uni aurita. GmcL — Linn. Si/st. Nat. 

 3324. 48. 

 P. subrufus, striis viginti quatuor, ad minimum donatus. — P. parvus, 

 ex croceo variegatus, tenuiter admodum striatus, al- 

 ternis fere striis paulo minoribus. IasI. H. Conch. 

 Pecten minor nostras, striis plurimis minoribus. Mas. Pctiv. p. 86. 



No. S30. 

 Pectunculus echinatus fusco purpureus. Borlase Corn. p. 277. 



* It has two ears, but one is considerably larger than ihe other. 



