298 VARIETIES OF NASSA. 
120 Deformed, all the whorls are oblique. 
121 Small, white, banded at the sutures ; in great numbers, mixed 
with small varieties of N. mutabilis, Linn. Mediterranean. 
122 Similar to the last, but very variable in colour. 
Keeliny’s Islands. 
123 In form and colour resembling varieties of N. teretiuscula, 
A. Ad. 
124 Small, smooth, costate throughout. 
125 Tall, strongly costate, passing into the N. capensis, D’k’r. 
126 A variety of N. glaberrima, Gmel. ; is so like the next that if 
placed in the same box, they could not be distinguished from 
each other. Malta. 
127 Delicata, A. Ad. P.Z.S., 1851. Reeve, pl. 27, f. 180. 
Philippines. 
128 More elongated, ribs closer and more numerous. Ceylon. 
129 With thick ribs, shell more elongated. S. Archer, Singapore. 
130 Oblique, with three rows of nodules on the ribs. 
131 Ribs spiny, shell more cylindrical than the last, resembling the 
N. echinata, A. Ad., but is more glossy. 
132 Showing a close affinity with N. crenolirata, A. Ad. 
133 Crenolirata, A. Ad. Reeve, pl. 25, f. 165. 
S. Archer, Singapore. 
1334 Shell twice the size of the last, and much more oblique. 
134 Ribs spiny, as in N. muricata, Quoy and Gaim. 
135 Showing both in form and colour an affinity with the N. com- 
planata, Powis, varieties. 
136 Passing into the N. Gruneri. Reeve, pl. 12, f. 78 (not Dunker!). 
137 Shell buff, tip purple, without bands. 
138 Smaller and banded, N. geniculata, A. Ad. Reeve, pl. 26, 
Faia Philippines. 
139 Ribs smooth, distant, interstices very closely striated. 
140 Large, with strong ribs, and prominent nodules. 
141 Taller, narrower, semicostate, ribs smooth. 
142 Labecula, A. Ad. P.Z.S., 1851, p. 98. Reeve, pl. 25, f. 166. 
143 Fraterculus, Marr. Is very closely allied to N. sinusigera, 
A. Ad. It has a thick callous. 
144 Narrower and more elongated than the last ; is the N. fraudu- 
lenta, Marr. Pamphlet, p. 8, pl. 1, f. 24. 
145 Mangelioides, Reeve, pl. 23, f£. 152. Australia, 
