Pulligera. 
Undulata. 
Aterrimas 
Larvae 
Pupa. 
Bidens. 
Viridis. 
WORMS. TESTACEA. 82. Nerita. Sor 
C. Imperforate, with the lips toothed. 
Shell fmooth, coarfe, wi:h an excavated eye-like fmalt 
fpire: inner-lip fmooth, crenulated. 
Lister, tab. t43. Seba Muf. 3 t, 41. f. 23--26. 
Rumpy. Muf. tab, 22. H. Petiv. Gaz. t. 11. f. 4. 
Gzualt. teft. tab. 4, HH. Knorr Vergn. 6. t, 13.7. 3. 
Born Muf. Caf. Vind. teft. tab. 17. f 9, v0. 
Chemn. conch. 9. tab. 124. f. 1078, 1079. 
Inhabits rivers of India: 14--16 lines long. 
Shell hard, very finely ftriate tranfverfely, pellucid, black or 
brownifh or reddifh: ahorl/s 2, one very large and terminat. 
ing in an acute tooth: throat glabrous, polifhed, with a fine 
blue or whitifh bottom, near the margin a broad fulvous 
band : izzer-ijp aícending, glofly. 
Sheil thin, fmooth, undulate: crown obtufe: outer-lip 
fubítriate and toothlefs, inner-one a little denticulate. 
Inhabits India. Chemn. conch. 5. t. 191. f. 1970, 1971. 
Shel thick, opake, globular, deep black with coloured 
lines, within white: outer-lip glabrous, inner-lip 
tuberculate, wrinkled. 
Chemn. conch. 5. tab. 192. fig. 1985, 1986. 
Inhabits Shell very minutely ftriate. - 
Shell fmooth, fubglobular, white with yellowifh.brown 
bands: crown ebtufe: lip flightly denticulate. 
Rumpf. Muf. tab. 22. fig. 6. 
Chemn, conch. 5. tab, 193. f. 2017. 
Inhabits Amboina; very rare: middle-fized. 
Shell fmooth, roundiíb, milk-white, with tranfverfe pa- 
rallel black ftriz on the whorls. 
Inhabits Lip flat, with hardly vifible teeth. 
Shell fmooth: inner-lip 2-toothed. 
Chemn, conch, 10. tab. 165. fig. 15943 1595. 
Inhabits Shell fize of a pea, black or reddifh, obioletely 
ftriate, fometimes pale yellow with whitifh clouds and 3 
black bands. 
Shell fmooth, green: inner-lip crenulate in the middle. 
Schrat. fluyconchb. tab. 5. fig. 11. a, b. 
Chemn. conch 9. tab. 124. fig. 1089. a,b. 
Inhabits 
