H 



208. Nassa serotina ^A. Ad.), Australia, C. of G. H. 

 SUB-GENUS PRONTIS (H. & A. Ad.) 



209. Nassa vibex (Say.), W. I., Chesapeake Bay to Rio 

 Janeiro, Brazil. 



SUB-GENUS HINNA (LEACH). 



210. Nassa concinna (Powis), Poly., Austr. 

 SUB-GENUS NIOTHA (H. & A. AD.) 



211. Nassa gemmulata (Lam.), Phil., Sts. of Sunda. 



SUB-GENUS TRITIA (RISSO) 



212. Nassa trivittata (Say.), Mass., Florida. 

 SUB-GENUS ILYANASSA (STIMPSON) 



213. Nassa obsoleta (Say.), Mass., Florida. 



GENUS NERITULA (PLANCUS) 

 213 1-2 Neritula neritea (L.), Mediterranean. 

 213 3-4 Neritula pellucida (Risso), Mediterranean. 

 FAMILY TURBINELLIDAE 

 Genus Turbinella (Lam.) 



214. Turbinella pyrum (Linn.), Ceylon. 



215. Tubinella ovoidea (Keiner), Bahia, Coast of Brazil. 



216. Turbinella scolymus (Gmelin), Bahia, Brazil, West 

 Indies ? 



GENUS VASUM (BOLTEN) 



217. Vasum murialicum (Born), West Indies, Panama, 

 Mazatlan. 



218. Vasum rhinoceros (Gmelin), Zanzibar, Carthagena, 

 N. G., Bahia, Brazil. 



219. Vasum ceramicum (Linn.), Phil., Poly. 



220. Vasum tubinellum (Linn.), Red Sea, Moluccas, 

 Phil., Mauritius, Cen. Poly. 



FAMILY VOLUTIDAE 



Genus Cymbium (Klein) 



221 Cymbium probosoidale (Lam.), West Coast of 

 Africa. 



222. Cymbium cisium (Lam.), West Africa. 



223. Cymbium Neptuni (Gmel.), West Africa. 



