57 



(genus v. 



SOLEN: 



SHELL BIVALVE, OBLONG, OPEN AT BOTH ENDS ; 

 HINGE WITH AN AWL-SHAPED REFLECTED TOOTH, 

 OFTEN DOUBLE, AND NOT INSERTED IN THE OP- 

 POSITE VALVE : LATERAL MARGIN OBSOLETE. 



Subdivisions.^ 



* Shell linear. 

 * # Shell ovate or oblong. 



* Shell linear. 



vagina. 1. Shell linear, straight, margined at one 

 end ; hinge with a single opposite tooth in 

 each valve. 



Solen Vagina. Linn&us Syst. Nat. p. 1113. Pennant 

 Zool. iv. p. 83. t. 46. f. 21. Bom Mus. p. 24. Chem- 

 nitz, vi. p. 40. t. 4. f. 26 and 27- Schroeter Einl. ii. p. 

 623. Gmelin, p. 3223. Montagu Test. p. 48. Maton 

 and Racket, in Lin. Trans, viii. p. 42. Dorset Cat. p. 

 28. t. 4. f. 8. Lamarck Syst. des Anim. p. 126. Wood's 

 Conch, p. 119. t. 27. f. 1. 



Solen marginatus. Pulteney Dorset Cat. p. 28. Dono- 

 van, iv. t. 1 10. 



Lister Conch, t. 410. f. 256, and t. 1056. f. 5. 

 Inhabits the Indian and European Seas. Linnaus. Britain. 



Pennant, fyc. 

 Shell about three-quarters of an inch long, and four inches 



f Gmelin's Solen Macha is too obscure to be retained as a species. 



