174 SOLEN. RAZOR-SHELL, Class VI. 



7. ANTi- Solen coarctatus. Gm. Lin. S. antlquatus. Lin, Tr. viii. 

 QUATUS. 3227? 46. 



S. with a kidney-shaped shell; with a single 

 tooth in one valve locking; in between two teeth 

 in the opposite. The shell covered with a rough 

 epidermis. Breadth nearly two inches ; length 

 seven-eighths of an inch. 



Inhabits the sea near JVei/mouth. 



This species borders on the my<£, and con- 

 nects the genera. Tab. xlix. Jig. 4. 



f5, JKACILIS. 3IonL Test. Br. 51. id. Sup. 26. 



* S. with an oblong pellucid shell, rounded at 

 the ends ; hinge near the middle ; a single subu- 

 late tooth in one valve, and a double dissimilar 

 recurved in the other ; breadth an inch and an 

 half, length half an inch. 



Found on the Dorsetshire coast. 



g. VESPER- Lin. Tr. \'m. 47. Tcllinadcpressa. -Br. Zoo/. 4to. 



TINUS. Mo?iL Test. Br. 54. iv. 73. /. 47./- 27- 



Gm. Lin. 3228. 



* S. with an oblong-ovate shell, compressed, a 

 single hinge tooth of one valve received into a 



