TURBO. 823 



cioubted whether it might not be Helix aperta ; and Schrei- 

 bers has quoted Knorr, i. t. ] 0. f. 3, which has more the 

 look of a Nerite. 



PETHOLATUS. 19. Shell ovate, smooth, and glossy, 

 with the whirls transversely angulated, and 

 somewhat concave towards their upper mar- 

 gins. 



Turbo Petholatus. Linna;us Si/st. Nat. p. 1233. Born 

 Mus. p. 342. Chemnitz, v. p. 221. t. 183. f. 1830 to 

 1835, and 1. 184. f. 1836 to 1839- Schroeter Einl. ii. 

 p. 10. Gmelin, p. 3590. Schreibers Conch, i. p. 271. 

 Shazo Nat. Misc. x. t. 359. 

 La Peau de Serpent. Favanne, ii. p. 69. t. 9- f. D 1. 

 Lister Conch, t. 584. f. 39- Rumphius, t. 19. f. D, and 

 No. 5 to 7. Petiver Amb. t. 7- f. 15. Gualter, t. 64. 

 f. F. Klein Ost. t.2. f.51. Jrgenville, t.6. f.K. Seba, 

 iii. t. 74. f. 25 to 29- Knorr, i. t. 3. f. 4 ; ii. t. 22. f. 1 

 and 2 ; iii. t. 3. f. 3, t. 23, f. 4, and t. 28. f. 2 to 5. 

 Geve, t. 20. f. 202 to 204, and t. 21. f. 205 to 212. Re- 

 genfms, i. t. 8. f. 18, t. 9. f. 27 ; and ii. t. 6. f. 54, and t. 9- 

 f.27. 

 Inhabits Barbadoes. Juinnaus. Amboyna. Rumpkius. Coasts 

 of the Isle of France, New Zealand, New Guinea, the Phi- 

 lippines, Sumatra, &c. Favan?ie. China and the East hidies. 

 Humphreys. 

 Shell about an inch and a half or two inches long, and the 

 length rather exceeds the breadth ; it has five or six rather 

 ventricose whirls, of which the body-whirl is much larger 

 than all the others, and has its upper third part next the 

 suture slightly concave ; it is commonly of a pale or dark 

 chestnut colour, variously mottled and marked with parti- 

 coloured bands and longitudiual stripes ; the pillar is yel- 

 lowish. 



ciDARis. 20. Shell smooth, with compressed round- 

 ish whirls, of which the body-whirl is ventri- 

 cose ; aperture compressed, silvery, and the 

 pillar somewhat produced. 



Turbo Cidaris. Gmelin, p. 3596. Schreibers Conch, i. 



p. 269. 

 Turbo, No. 47 to 53. Schroeter Einl. ii. p. 79 to 82. 

 Cidaris Persica. Chemnitz^ v. p. 225. t. 184. f. 1840 to 



1847. 



