VARIETIES OF NASSA. 35 
Closely allied to the last; is the N. AXthiopica, Marr. Pamphlet, 
ais? Kabenda, W. Africa. 
Elongated, apex sharp. 
Broader and much more tapering than the last; is the N. 
candei, D’Orb. Cuba, pl, 23, f. 1-6. Cuba, 
Rubra, Potiesand Michaud. Gall. des Moll., p. 381, pl. 32, 
Ty LT, US: Seas of Europe. 
Very small, whorls very round, aperture round. Malta. 
Compacta, Angas. P.Z.S., 1865, p. 154. 
St. Vincent’s Gulf, Australia. 
Minor, Marr. Pamphlet, p. 14. Kabenda, West Africa. 
Tenia, Gmel.; the smooth form. Reeve, pl. 3, f. 19. Philippines. 
=olivacea, Brug. 
2 Smooth, rounded below the sutures, intermediate between the 
last and N. canaliculata, Lam. New Guinea. 
Larger, with the whorls more regularly tapering than the last, 
olivaceous with irregular transverse bands. Gault., pl. 44, f. D. 
With broad ribs, Kien., pl. 15, f. 53. 
Smaller, with the ribs more regularly defined; is the 
N. approximata, Pease. 
With close smooth ribs. 
Much smaller. 
Passing into the N. nodifera, Powis. It is impossible to say 
where the N. tenia ends and N. canaliculata, N. nodifera 
and N. trifasciata begin. 
Cancellated. Quoy and Gaim., “ Voy. de Il’ Astrolabe,” pl. 32, 
f. 13-15. New Guinea. 
Smaller, passing into the N. margaritifera, D’k’r. 
Small, polished, ribs slightly raised, passing into the N. Kieneri, 
Anton, and N. coronata, Brug. 
A small cancellated variety, shows a close affinity with the 
N. reticulata, Linn. New Guinea. 
Elegans, Reeve (not Kien.!) pl. 2, f. 10. | Brug. 
Smooth, coronated at the sutures, passing into the N. coronata, 
Tumid and cancellated, but not coronated below the sutures. 
Marrat’s Pamphlet, pl. 1, f. 12. 
Tumid below the sutures, very large, nearly two inches long. 
This shell occupies a position so intermediate between 
N. tenia and canaliculata that it might with equal propriety 
be placed with either of them, 
