o57 



to be about three-quarters of an inch in length, there is 

 little doubt but his (hell is the T. lammatus. 



Animal dufky above, light beneath; tentacula four, 

 fhort, cylindric, clavaie, furnidied with eyes at the tips 

 ot the longeft. 



67. 

 Turbo bidens. Lin. Syj1.^A2A9 G/wc/. aS>j?. p.3609.S7. Bidens. 



Tiirt. Lin. iv. p. 498. Tc.b. 11. f. 7. 



Chem. Conch, ix t 112. f. 559. b. (young) 



Lijier Conch, t. 41. x'". 39. (right hand.) 



Id An^l t. 2. f. 10. 



Pult. Cat. Dorfet. p. 46. 

 Turbo perverfus. 5r. Zool. t. 82. f. 116. 



Don. Br. Shells, ii. t. 72. 

 Helix perverfus. Muller ferm. ii. p. 118. No. 316. 

 Strombif perverfus. Da Cofta. p. lOS. 



T. with twelve taper, reverfed fpires, fwelling a little in 

 the middle, and marked with fine lonsritudinal ilria: : the 

 volutions rather flat, but well defined by the feparating 

 line: colour opaque chocolate -brcnvn ; frequently cine- 

 reous, or ftreaked with it, cfpecially dead (hells, or fuch 

 as have been expofed to the fun: aperture fub-orbicular, 

 the upper part compreffed on the outer angle near to the 

 body; pillar lip furnilhed with two teeth-like folds, that 

 run a confiderable wav info the (hell : the margin of tiie 

 lip is white, a littlp refl^xed ; the inner lip is not loft on 

 the body whirl, as in T. perverfus, but is raifed, and pcr- 



feaiy 



