690 
691 
VARIETIES OF NASSA. 
Ravida, “Al Ad) 'PoZ/84" 1851; pi 97. Reeve, pl i 6s; 
granules square. Philippines. 
Ravida, A. Ad. P.Z.S., 1851, p. 97, granules round. 
Intermediate between the last and N. reticosa, Hinds. 
Pe , and N. splendidula, D’k’r. 
Costate, with a few sulci in the interstices. 
Passing into the N. celata, A. Ad. 
5 N. nivosa, Marr. 
Clathrata. Born. Mus. p. 261, pl. 9, f. 17, 18. 
Corrugata, A. Ad. P.Z.S., 1854, p. 110. 
Shorter and broader; is the N. gemmulata, Lam. Reeve, pl. 5, 
f. 21. Captain Cawne Warren, Gulf of Manaar, Ceylon. 
Papille large ; is the N. verrucosa, A. Ad. (Not Gmel. !) 
With the tubercles vaulted, so as to become almost spathulate. 
Philippines. 
Ribs broad, regular. Kien., pl. 22, f.84. Kiener, Indian Seas. 
, tew and distant. 
,, numerous and close. 
Intermediate between N. gemmulata, Lam., and its variety 
N. verrucosa, A. Ad. 
Intermediate between N. gemmulata, Lam., and its variety 
N. variegata, A. Ad. 
Having a sharp, channeled spire. 
Tubercles raised above the sutures, standing boldly out. 
5 Smaller, less inflated, having the columelia granosely laminated ; 
is the N. Cumingii, A. Ad. P.Z.8., 1851, p. 98. Reeve, 
pl. 5, f. 30. China. 
Variegata, A. Ad. P.Z.S., 1851, p. 97. Reeve, pl. 11, £70: 
Philippines. 
Intermediate between the last-named shell and the N. Keenii., 
Marr. 
With small and numerous granules. 
Crispata, Marr. Pamphlet, p. 14. In this shell the longi- 
“tudinal lines are set upon the whorls almost as close to each 
other as it would be possible to place them, and being slightly 
raised, they have a crispate appearance. 
Having no callous. 
Stigmaria, A. Ad, P,Z.S., 1851, p. 96-7. Reeve, pl. 7, f. 42. 
Philippines. 
