SOLEN. 125 



and four inches from end to end. At Tenby, it is one 

 of the common species, and is also plentiful in Bidde- 

 ford Bay, on the coast of North Devon. 



KIDNEY RAZOR. 

 PL 29. /. 1, 2. Mrs. Mawe. 



9. Solen Cultellus. S. testa ovali-oblonga, subarcuata. Linn. Syst. 

 Nat. ed. 1.2. p. 1114. Linn. Gmel. p. 3224. 



Shell oblong-oval, somewhat arched. 



Rumph. Mus. pi. 45. f. F. Petiven Gaz. pi. 17. Gualt. t. 90. f. E. 

 Chem. Conch. 6. pi. 5. f. 36, 37. Encyclop. Method, pi. 223. f. 4. 



The S. Cultellus is finely striated concentrically, and 

 covered with a brown epidermis, beneath which the 

 shell is of a dirty white, with tawny marks. It is 

 spotted within in the same manner, and there are two 

 teeth in one valve, and one in the other. It is rounded 

 at both ends, and is very brittle. 



This species is found on the sandy shores of Am- 

 boyna and Tranquebar. It occurs of different sizes, 

 from one to four inches from end to end. 



ANTIQUATED RAZOR. 

 PL 29. /. 3. Dr. Coombe. 



10. Solen antiquatus. S. testa ovali-oblonga, utrinque rotundata ; car- 

 dine alter o bidentato. 



Shell oblong-oval, rounded at both ends ; hinge with two teeth in one 



valve. 

 Adans. Seneg. t. 19. f. 3. Penn. Brit. Zool. 1812. v. 4. p. 174. pi. 49. 



f. 4. Schrot. Flussconch. t. 9. f. 17. Chem. Conch. 6. pi. 6. f. 45. 



Donov. Brit. Shells, pi. 114. Mont. Test. Brit. p. 52. Linn.Trans. 



8. p. 46. 



This shell is of a whitish colour, covered with a yel- 

 lowish-brown epidermis, and strongly striated concen- 



