1006 NERITA. 



Nerita Maris Rubri. Chemnitz, v. p. 304. t. KJl. f. 1974 



and 1975. 

 Nerita, No. 107. Schroeter Einl. ii. p. 337. 



Inhabits the Red Sea. Foi^skael. 



Shell thirteen or fourteen lines long, and about equally broad, 

 with the ribs becoming smaller and rather obsolete towards 

 the base ; the outer lip is grooved and toothed within, and 

 the inner lip is toothed and wrinkled ; it is of a dull violet 

 colour, with the ribs black, the summit yellowish, and the 

 inside white. 



MALACCENSis. 63. Shell with broad much elevated 

 ribs, and a produced spire ; outer lip crenated 

 on the outer margin, and the inner margin en- 

 tire ; inner lip glabrous, yellowish, and slight- 

 ly denticulated. 



Nerita Malaccensis. Gmelin, p. 3684. 



Nerita, No. 108. Schroetei- Einl. ii. p. 337. 



Chemnitz, v. p. 305. 1. 192. f. 1976. 

 Inhabits the straights of Malacca. Che?nni(z. 

 This shell appears, by the figure, to be rather more than an 



inch long, and about equally broad, of a yellowish white 



colour, with regular rows of black spots on the ribs. 



FULGURANs. 64. Shell sub-globular, with crowded 

 transverse striae, and the spire very slightly 

 produced ; lips somewhat toothed, and the 

 inner one tuberculated in the middle. 



Nerita fulgurans. Gmelin, p. 3685. 



Nerita, No. 114. Schroeter Einl. ii. p. 339- 



Chemnitz, v. p. 312. 1. 192. f. 1996 and 1997. 



Inhabits the coasts of the West India Islands. Chemnitz. 



Shell about seven or eight lines in diameter, and nearly globu- 

 lar, of a blackish colour, with undulated longitudinal yel- 

 lowish white stripes ; outer lip grooved within, and toothed 

 at each extremit}', and its outer margin crenated and varie- 

 gated with black and white ; inner lip somewhat concave, 

 tuberculated in the middle, and the margin slightly toothed. 



TESSELLATA. Q6. Shell obtuse, transversely stri- 

 ated, and tessellated with black and white ; 

 lips denticulated, and the inner lip concave 

 and glabrous. 



