TURBO. 847 



Limax undulatus. Martyn XJniv. Conch, i. t. 29. 



Inhabits the coasts of Van Diemen's Land, and New Holland. 

 Humphreys. 



Shell two inches and a quarter long, and two inches and a half 

 broad, of a fine glossy green colour, with black undulated 

 longitudinal stripes ; it is nearly allied to the two foregoing 

 species, but differs in not having any transverse grooves or 

 striae. 



ARGYROSTOMUs. 75. Shell sub-ovate, with transverse 

 ribs, which are somewhat alternately larger, 

 and longitudinally wrinkled; aperture sil- 

 very. 



Turbo argyrostomus. Linnaus Syst. Nat. p. 1236. Born 

 Mm. p. 350. Chemnitz, v. * p. 174. t. 177. f. 1760, 

 1761, and 1763 to 1765. Schroder Einl. ii. p. £8. 

 Gmelin, p. 3599. Schreibers Conch, i. p. 276. 

 La Bouche d' Argent chagrinee. Favanne, ii. t. 9- f' A 3. 

 Rumphius, t. 19- f. No. 2. Argenville, t. 6. f. F. Seha, iii. 

 t. 74. f. 6. Knorr, i. t. 5. f. 3. Geve, t. 17. f. 157 to 

 162. Regenfuss, i. t. 11. f. 50. Da Costa Elements, 

 t. 3. f. 12. 

 Variety. With vaulted scales on the ribs. 

 Turbo echinatus. Gmelin, p. 3591. 

 Limax echinatus. Martyn Univ. Conch, i. t. 26. 

 Argyrostomus spinosus. Chemnitz, v. p. 173. t. 177. f. 



1758 and 1759. 

 La vraie Bouche d' Argent epineuse. Favanne, ii. p. 5S. 

 Inhabits the Indian Seas. Linmeus. Red Sea. Forskael. 

 Coasts of the Isle of France, and Cape of Good Hope. Fa- 

 vanne. China. Humphreys. 

 Shell varying from an inch and a half to two inches and a half 

 long, and the length rather exceeds the breadth ; it has six 

 whirls, of which the body-whirl is larger than the whole 

 spire, and unequally ribbed transversely ; the colour is whit- 

 ish, variously stained or marbled with reddish or purplish 

 brown and green, and the inside is silvery ; the aperture is 

 more entire, and not produced at the base as in T. marga- 

 ritaceus. 



^ARGARITACEUS. 76. Shell sub-ovate, with trans- 

 verse ribs, of which that on the shoulder is 

 Jargest, and the aperture silvery. 



