32 NERITA. 



uuiiierously hut inconspicously minutely toothed, inner lip three- 

 toothed, area plane and smooth. Diam. 30-36 mill. 



Ascension Isl. 

 X. diversicolor, Martyn is a synonym. 



N. LiNEATA, Chemn. PI. 8, figs. 32, 33; PI. 7, fig. 29. 



Purplish grey or yellowish olive, with numerous, thread-like, 

 purplish black spiral elevated lines, often spar&ely speckled with 

 white; outer lip numerously denticulate within, inner lip three- 

 toothed, area smooth. Diam. 30 mill. 



Malaysian Is., N. Australia, etc. 



X. Birmanica, Phil. (fig. 29) is a synonym. N. balteata. Reeve 

 (fig. 33) diflTej-s only in the riblets being a little more distant. 



N. CEROSTOMA, Troschel. PI. 8, figs. 36, 37. 



Black, with about 22 strong, rugose, rounded spiral ribs, the 

 upper ones wider, interstices narrow; aperture yellowish, outer 

 lip numerously denticulate, columellar area smooth, the margin 

 three toothed. Diam. 27 mill. 



Peru. 

 N". GEMMULATA, Reeve. PI. 8, fig. 38. 



Greyish, with thin, i-ather distant, acutely granulated spiral lirse, 

 tessellated with black and blue; outer lip without internal teeth, 

 columellar margin obscurely tridentate, area smooth. 



t)iam. 1 in. 



Hab. unknown. 



N. FULGiNATA, Reeve. PL 8, fig. 39; PI. 7, fig. 28. 



With depressed close spiral riblets, purplish or orange red banded 

 with black or maculated; aperture yellowish white, outer lip numer- 

 ously minutely toothed within, columellar area smootli, the margin 

 three-toothed. Diam. 20 mill. 



Singapore (Schmacker), Viti Is. (Garrett). 



N. alveolus, Hombr. et Jacq. (fig. 28), appears to be identical and 

 if the date on the title page is correct, was published a year earlier. 



N. FiLOSA, Reeve. PI. 8, fig. 35. 



Yellowish, with somewhat distant reddish, serrated, divided 

 spiral ridges; aperture white, lip numerously toothed within, colu- 

 mellar area smooth, tlie margin with four teeth. Diam. 22 mill. 



Hab unknown. 



