45 4 
Jpadicea . 
nfa. 
fulminea. 
Jlercus- 
mufcarum 
G O N G-H O L O 
M. fubglobular, fdid ; tip bluilh; lateritious 
bands in the throat, and a white one on the beak. Mau- 
ritius itland. Rather large. 
9. N. thin, rufous j umbilicus darker, with a white 
border; throat with a reddiih band. Mauritius ifland, 
10. N. Iubglobular, with angular, tawney lines, and 
flattened lobe ; white or yellowiih. Africa. Rare. 
1 1. N. l'mooth, fnowy, with rufous fpots and fpecks ; 
umbilicus gibbous, bifid. Mediterranean, American 
feas. 
orient ahs . 12. N- fubglobular, polifhed very fmooth; bafe 
of the fpire a little wrinkled ; pillar fnowy. Eaftern 
fcas. 
13. N. fubglobular, white, with red fpots; lip ob- 
tufe and bluilh umbilicus fpiral. 
14. N. wrinkled ; within glabrous ; umbilicus bor- 
dered with white. American iflands. 
15. N. fubglobular, fmooth, light green, brownilh 
whirls 3 ; lip fmooth, 2- toothed; 6 lines long, 
dalene iflands. 
Chap. IV. 
Mag- 
crucntata. 
rugofa. 
tnarocki- 
enfs. 
fulcata. 
aracknoi- 
dea. 
vittata. 
vielc.no- 
Jlotna. 
pallidula . 
papilla. 
clathrata. 
within ; livid at the tip ; wrinkled at the angle of the 
-whirls. Africa. 
16. N. fubglobular, obliquely plaited; fpire with 4 
whirls, mucronate ; umbilicus bifid. 
1 7. N. white, reticulated with reddiih lines, and 
blackilh at the tip ; umbilicus nearly covered ; whirls 
convex. 
18. N. fubglobular, brown, with 
double white fil- 
reticulated and denticulated on 
‘Ualvata. 
icelandica , 
afjdnis. 
corona. 
radula. 
littoralis. 
lacuflris. 
unagdalence 
33 • N. thin, wiui deeuflated ftnse ; tuberculated \mcrgina- 
fubglobular 
a r 
perture ta. 
let in the middle : 
each fide. Africa. 
19. N. thin, pellucid, fmooth, oblong ; firfi whirl 
ventricofe, flat and large ; umbilicus hall clofed ; 2 
inches long. Indian fea. 
* 20. N. femitranfparent, horn-colour ; whirls promi- 
nent ; aperture femilunar, and patulous ; umbilicus 
large ; a fmall fliell. Coafts of Kent and Dorfet. 
21. N. pellucid, thin, oblong, with decuffated Arise ; 
dirty yellow ; whirls 4 ; aperture fuboval ; pillar white ; 
umbilicus half clofed. Tranquebar. 
22. N. depreffed, ovate, tranfverfely undulated and 
longitudinally ribbed ; ribs flat, oblique, and femilunar ; 
fpire papillary. Fulfil in Campania. 
23. N. flattilh, with a circinated aperture. N. feas. 
24. N. globular, fubacute, thick ; whirls 4, feparated 
by deep grooves. North feas. 
25. N. globular, thick ; fpire fubmucronated ; whirls 
3. New Zealand. 
B. Imperforated ; lip toothlefs. 
26. N. whirls of the fpire crowned with fpines ; mi- 
nute. India, America. 
27. N. grooved, with equal, tuberculated ribs ; fize 
of a walnut. Indian iflands. 
cornea. 28. N. obfoletely ftriated ; white or pale violent. 
Red fea. 
fuviatilis. * 29. N. rugged, fpotted, ftreaked, or mottled with 
white and purplilh brown or pink ; mouth clofed with 
a teftaceous operculum ; 4 lines long. In flow rivers 
of Barbary and Europe, Britain. 
* 30. N. fmooth, with a. carious crown; whirls 4 or 
firfi large ; fize of a horfe bean. Europe, fliores of 
Britain. Common. 
31. N. fmoothifh, horny, or blackilh, ending in a 
very fine point. Still waters and warm fprings of 
Europe ; fuppofed to be only a variety of N .fuvia- 
ti/is . . 
32. N. grooves wide and black; within white; 
3 
black, with ocnraceous fpots ; 
margined outwardly. 
3-b N. thin, pellucid, ovate, polifhed ; dull ytWawdubia. 
varieu with black ; outer lip acute ; inner glabrous ; 
crown prominent ; very rare. 
35. N. fmooth ( pellucid; whirls 3; very minute. pellucida. 
Pembrokelhire coali. 
* _o6- N. fmooth, fomewhat pellucid; whirls 2; very alba. 
minute. Pembrokefliire coaft. 
C. Imperforated ; lips toothed. 
37. N. fmooth, coarfe, with an excavated eye-lik zfulligera, 
fmall fpire : inner lip fmooth, crenulated ; whirls ?, 
one large, terminating in an acute tooth; 14—16 lines 
long. Rivers of India. 
38. N. thin, fmooth, undulated, with an obtufe undulata. 
crown; outer lip fubllriated, and toothlefs; inner one 
a little denticulated. India. 
39. N. thick, opaque, globular; deep black with aterrirna. 
coloured lines ; outer lip glabrous ; inner lip tubercu- 
lated, wrinkled. 
40. N. fmooth, fubglobular; white, with yellowiih larva. 
brown bands ; crown obtufe, lip {lightly denticulated ; 
middle fized. Amboyna. Rare. 
41. N. fmooth, roundifh, milk-white; whirls with pupa. 
tranfverfe, parallel, black firim ; lip flat ; teeth fcarcely 
vifible. 
42. N. fmooth; inner lip 2-toothed : fize of a pea. bidens. 
, 43 - N. fmooth, green; inner lip crenulated in the vindis. 
middle. Minorca and Jamaica. 
44. N. fmooth, ovate, inner lip denticulated ; 2 to virginea, 
10 lines long. India, South America. 
45. N. fmooth; crown obliterated; lip toothed on polita. 
each fide; brown. India, South feas. 
46. N. floated; lips toothed; inner one flattilh an ipcloronta. 
wrinkled. American iflands. 
47. N. floated ; lips {lightly toothed ; inner one tu -albicilla. 
berculated. Cape of Good Hope. Indian ocean. 
48. _N. grooved, tranfverfely floated ; inner lip tooth- hifirio. 
ed ; ribs 30, unequal. 
. 49- N - grooved; 17 to 20 tranfverfe ribs; outer plicata, 
lip 5 or 6 teethed within ; inner convex, wrinkled, 
with three long, flrong teeth, befide Jeffer ones. India. 
50. N. grooved, lips toothed ; inner lip with a yel -groffa. 
low fpot, and 3 or 4 teeth ; convex and wrinkled. 
Molucca iflands*. 
51. N. with 20 grooves, varied with undulated a] -chamce- 
ternate black and white rays ; lips toothed; inner on etleon. 
wrinkled and tuberculated. Indian ocean. 
52. N. grooves 30; ribs about 30, flattened; lips undata, 
toothed ; inner one wrinkled and tuberculated. Indian 
feas. 
53. N. grooved, with 15 to 19 ribs ; lips toothed ; exuvia. 
inner one tuberculated. India. 
54. N. folid, thick, glabrous ; undulated with black maxima. 
and yellowiih rays ; outer lip toothlefs ; inner one con- 
cave, 4-toothed ; a very large {hell. 
55. N. angular black lines; with 16 crenated ribs textilis. 
and grooves ; outer lip crenated without, and toothed 
within; inner lip wrinkled above, and tuberculated 
beneath. 
j6. N. deep black, glabrous, and thinly flriateda/m'c. 
above ; 
