NERITA. 1001 



white or reddish colour, with about sixteen strong transverse 

 ribs, which are spotted with black ; the inner lip is yellowish, 

 slightly concave, and the margin denticulated ; the outer lip 

 has both its inner and outer margin entire. 



LiNEATA. 51. Shell sub-globular, with black trans- 

 verse striae, and the interstices violet ; outer 

 lip striated within, and the margin of the 

 inner lip denticulated. 



Nerita hneata. Chemnitz, v. p. 297. t. 19 1, f. 1958 and 

 1959. Gmelin, p. 3684. Schreibers Conch, i. p. 329. 



Nerita, No. 102. Schroeter Einl. ii. p. 335. 



Geve, t. 22. f. 228. 

 Inhabits the Straights of Malacca. Chemnitz. 

 This shell appears by the figures to be about an inch long, and 



nearly equally broad, and I have seen specimens still larger ; 



it is of a pale violet colour, with transverse elevated black 



striae, and the lips and summit are of a pale brownish yellow. 



VERSICOLOR. 52. Shell transversely ribbed,' with 

 the spire produced, and tessellated with red 

 and dark spots in transverse rows ; inner and 

 outer lip toothed, and the latter striated 

 within. 



Nerita versicolor. Gmelin) p. 3684. Schreibers Conch, i. 

 p. 329. 



Nerita variegata. Mus. Leskeamwi, p. 296. 



Nerita, &,c. Chemnitz, v. p. 298. t. 191. f. 1962 and 1963. 



Nerita, No. 103. Schroeter Einl. ii. p. 335. 



La petite Livree. Favanne, ii. p. 221. t. 10. f. S. 



Argenville, t. 7. f. 8cc. 

 Inhabits the coasts of the West India Islands. Chemnitz. St. 



Domingo, Martinique, Barbadoes, Jamaica, and Africa. 



Favanne. 

 Shell about three-quarters of an inch or an inch long, and 



nearly equally broad, white, marked more or less regularly 



with alternate tessellated bands of black or purplish and red 



spots ; the upper part of the inner lip is wrinkled, and the 



margin toothed, with the middle teeth largest. 



PICA. 53. Shell transversely ribbed, and the spire 

 produced; outer lip with twelve and the 

 inner with four strong teeth. 



