64 
1033 
1034 
1035 
1036 
1037 
1038 
1039 
1040 
1041 
1042 
VARIETIES OF NASSA. 
Pale, almost white. 
Columella white. 
3 yellow. 
5 dark smoke-brown. 
Surrounded by a rufous ring. S. Archer, Singapore. 
Shell covered with a brown epidermis. is 
Passing into the N. marginulata, Lam. 
Strongly ribbed behind the hump on the back. Philippines. 
Ribbed and cross-grooved. Captain Cawne Warren, Ceylon. 
Shell with the back scarcely humped, closely cancellated ; 
this is similar to the specimen figured in Kiener, pl. 29, 
f. 117, as the N. marginulata, Lam. 
Very much elongated, resembling a large N. leptospira, A. Ad. 
Small; is the N. thersites, Quoy and Gaim. ‘Voy. de 
Y Astr,” pl 32, 8:22, -3; New Guinea. 
Ash-coloured, with very dark bands. a 
Leptospira, A. Ad. P.Z.8., 1851, p. 103. Reeve, pl. 13, 
f. 84. Philippines. 
Between the last and N. pulla, Linn. (!). =globosa, Q. and G. 
Without the hump on the back; N. granifera, Kiener, pl. 27, 
f. 108. 
Back smooth and glossy. 
Pulla, Linn. (?). Gault. pl. 44, f. N. Operculum triangular, 
serrated on two sides. New Zealand. 
—globosa, Quoy and Gaim. “Voy. de |’ Astr.,” pl. 32, 
f. 25, 6. Operculum abnormal. 
Callous projecting and nearly covering the whorls, showing 
an affinity with the N. Kraussiana, D’k’r. 
Passing into the N. leptospira, A. Ad. 
Bellula, A. Ad. P.Z.S., 1851, p. 102. Reeve, pl. 28, f. 184. 
Philippines. 
Nana, A. Ad. P.Z.S., 1851, p. 102. » pl. 25, f. 164. 
Philippines. 
Fraudulenta, Marr. Pamphlet, p. 8. Philippines. 
‘More elegant and much narrower than the last. 3 
Dorsuosa, A. Ad. P.Z.S., 1851, p. 102. Reeve, pl. 21, 
f. 141, 
