Class VL SHELLS, 91 



Of the fize of a hazel nut. 

 Tab. 1. /£. 39. 



Z/#. Syjt. 1 123. i\fo. 88. Lavigatum. 



40. Smooth. 



C. of a fub-oval fhape, fomewhat deprefTed ; of 

 a deep brown color, with obfolete longitudinal 

 ftria ; and a few tranfverfal, concealed by a thin 

 epidermis. 

 ~ Circumference fix inches and a half, 

 Tab. li. fig. 40. 



Lin. Syfl. 1 1 24. iVo. 90. Faun. Suec. No. 2141. £//?. Angl. Edule. 

 tab. v. fig. 34. 41. Edible, 



C. with twenty-eight deprefTed ribs, tranfverfely 

 ftriated ; one fide more falient than the other. 



Common on all fandy coafts, lodged a little be- 

 neath the fand \ their place marked by a deprefTed 

 fpot. Delicious and wholefome food. 



Tab. 1. fig. ^i. 



VIII. Its animal a Tethys. MACTRA. 



Bivalve, unequal fided, equivalve. 

 Middle tooth complicated ; with a little 

 concavity on each fide ; the lateral teeth 

 remote, mutually received into each other. 



Lin. 



