36 
VARIETIES OF NASSA. 
326aPassing into the N. nodifera, Powis. 
327 
Smooth, polished, oblong, passing into the N. oblonga, Marr. 
4s more elongated, coronated at the sutures, all 
the whorls except the body-whorl costate. 
Intermediate between N. tenia, Gmel., and nodifera, Powis. 
- = and margaritifera, D’k’r. 
ij .; and margaritifera, Reeve (not 
D’k’r.!) 
7 : and coronata, Brug. 
Coronata, Brug. Reeve, pl. 3, f. 20. Reeve, Madagascar. 
Spire elongated, callous very thick, shell heavy, deformed. A 
very interesting form. 
With a double callosity and a double lip, deformed. 
Very large, with an external central white band, and three in 
the interior of the shell. 
With the upper whorls cancellated and the body-whorl plain. 
Smooth and polished, scarcely coronated. 
Large, very broad, semicostate, white, callous thin, the lip has 
folds behind it. 
With strong ribs behind the thickened lip. 
Smooth at the sutures, resembling varieties of N. mutabilis, 
Linn. 
With the ribs placed at a distance from the outer lip. 
Ribs short and strong. 
Ribbed half way down the shell. 
Bullata, Marr. Pamphlet, p. 5. Quoy and Gaim., “ Voy. of the 
Astr.,” pl. 32, f. 5-7. New Guinea. 
Regularly costate, coronated at the sutures. 
Intermediate between the N. coronata, Brug., N. Kieneri, 
Anton., and N. nodifera, Powis. 
Marmorata, Anton. Verz. der Conch., p. 92, No. 2966. 
8. Archer, Singapore. 
Marmorea, A. Ad. P.Z.S., 1851, p. 106. Reeve, pl. 1. £ 7. 
Philippines. 
Marbled, but not banded. Dr. Collingwood, Borneo. 
Tumidly coronated. Ditto. 
With denticles in front of the lip. 
Kieneri, Anton. Verz. der Conch., p. 92, No. 2965. 
= lurida, Gould, = dispar, A, Ad, New Guinea, 
