6. 

 lielix auricularia. Lin. Syji.p. 1240. — GmeJ. Syji. p S552.'Auricui.akia. 



C/ie/n. Conch, ix. t. 135 f. Till. 1242. Tab. 16. f. 2. 



Gart//.t.5. F.G.— F<mz«.t.61.E.3.E.ll. 

 , Lijler Conch, t. 123. f. 22. 



Id. Afi^^J. t. 2. f. 23. 



SchroeUr Flujfconch. t. 6. f. 4. 5. 



Mulkr Ferm. ii. p. 126. No. 322. 



Br. Zool.t. 66. f. 133. 



Turt. Lin. iv. p. 540. 



Pult. Cat. Dorfei. p. 49. 



Don. Br. Shells, ii. t 51. f. 1. 

 Turbo patulus. Da Cojia. p. 95. t. 5. f. 17. 



H. wiih a thin, brittle, rub-pellucid fhell, of a light 

 yellow colour, with four fpires, the finl extremely large, 

 occupying almoft the whole of the (hell : apex very fharp 

 pointed: the largeft volution is longitudinally wrinkled, 

 and frequently marked with one deep depreffion : aper- 

 ture fub-oval, extremely large ; outer lip much extended, 

 thin, and fomewhat reflexed, efpecially at the bafe; the 

 upper part rifes high, is much rounded at the junftion, 

 and frequently proje6ls in a right angle; pillar lip repli- 

 cated ; within fmooth, yellowifli. The outfide of the 

 fhell is fomewhat gloffy, but frequently covered with a 

 ferruginous brown epiderviis. Length an inch, or more; 

 breadth three-quarters of an inch. 



This, and the preceding fpecies, have been in general, 

 confounded for the fame; there is, indeed, great fimili- 

 tude between fome of the varieties, but the great cha- 



rafteriftic 



