468 WORMS. TESTACEA. 79. Trochus. 



Urbanus. Shell convex, with numerous rows of granulations : perfo- 

 ration denticulate : aperture crenulate. 



Inhabits Chemn. conch. 5. tab 171. fig. 1679. 



Granulations partly white partly fiefh colour. 



Guineenfu. Shell clouded with brown and grey, with numerous rows of 

 gnr ulations and knots: aperture crenate: perforation 

 tomhed. 

 Inhabits Guinea. Chemn ccncb. 5. tab, IJl.jig* 1680. 

 Shell 8 lines broad and above 6 high. 



Nodulus. Shell cinereous with moniliform belts of granulations? 

 perforation white toothed: aperture crenate. 

 Inhabit 1 ) Chemn conch. 5. tab, \J^*fig» 1 68 1. 



Car>:eus. Shell deprtffed, pale flefh-colour with crowded moniliform 

 belts or granulations; perforation large i-toothed. 

 Inhabits Chemn. ccncb. 5. tab. ijl'fg* 1682. 



*TeJfel'atus Shell trarifverfely ft date: fpire with dillant whorls and 

 numerous fquare fpots. 

 Inhabits European ^eas. Chemn. 5. tab. ljl-fig» 1 683, 



Croceus % Shcil conv< x chefnut : fpire with convex whorls, the outer 

 ones iaffron. 

 Inhabits Africa, Chemn. conch, 5. tab. iji^fig* 1684, 



Obliquatus. Shell deprtfled convex with oblique fubviolet rays : fpire 

 with convex whorls. 

 Inhabits the Mediterranean, Chemn. 5- tab. \~J\»fg' 1685. 



Vittatus. Shell convex chefnut: whorls with a fillet varied with red 

 and white at the upper margin. 



Inn. iits Chemn ccncb. 5 tab, IJl-Jig- 1687. 



Argeiwille conch, tab. 9 Jig. E. 



Scbrceteri. Shell deprefTed pyramidal, with a concave bafe : whorls 

 Uanfverfely ftriatc and obliquely ribbed, the firfl with 

 a carinate margin : perforation funnel-form. 



Foflile in Campania. Schrctt* Einl. in conch. 2. t. J,f 2, 3. 



Indicuu Shell conic-convex, with unarmed whorls: aperture femi- 

 heart-lhaped. 

 Inhabits India. Chemn conch. 5. tab. l~2.fg. 1697, 1698. 

 Shell hardly an inch high, very finely ftriate obliquely : perforation 

 fpiral : fpiie with 5 ny aline whorls. 



JnfundU 



