218 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. 37. 
STROMBINA LANCEOLATA Sowerby. 
1832. Columbella lanceolata SowERBY, Proc. Zool. Soc., p. 116; 
(not of Locarp, 1886); Thes. Con., Columbella, p. 139, pl. 
40, fig. 153-155, 1847. Paita, Peru, and the Galapagos 
Islands. } 
STROMBINA RECURVA Sowerby. 
1832. Columbella recurva SowERBY, Proc. Zool. Soc., p. 115.— 
ReEEvE, Con. Icon., fig. 18a, 1858. Central America and 
south to Guayaquil. 
STROMBINA TURRITA Sowerby. 
1832. Columbella turrita SowERBY, Proc. Zool. Soc., p. 115; 
Thes. Con., p. 135, pl. 39, figs. 137, 188, 1847. Nicaragua, to 
coast of Ecuador. 
Family MURICIDA. 
Genus TROPHON Montfort. 
Subgenus XANTHOCHORUS Fischer. 
TROPHON CASSIDIFORMIS Blainville. 
1832. Purpura cassidiformis BLAINVILLE, Nouy. Ann. du Mus., 
vol. 1, p. 214.—Rerrvn, Con. Icon., Purpura, fig. 24. Paita, 
Peru, south to Chiloé Island, Chile, and at the Galapagos 
Islands. Bice i 
TROPHON HORRIDUS Broderip. K a CAO TE Relhe 
1832. Murex horridus BropErip, Proc. Zool. Soc., p. 176.— 
SoweERBy, Con. Ill., J/wrex, fig. 29, 1834. Panama and south 
to Antofagasta, Chile. 
Subgenus TROPHON s.s. 
TROPHON LACINIATUS Martyn. 
1784. Buccinum laciniatum Martyn, Univ. Conch., vol. 2, pl. 
42. Magellan Straits and northward to Puerto Montt, Chile. 
Genus MUREX Linnezus. 
MUREX ELENENSIS Dall, new name. 
1909. Murex plicatus SowERBy, Proc. Zool. Soc., 1840, p. 139; 
Con. Ill., Murex, fig. 6, 1834. Not J. plicatus GMELIN, 
1791. Gulf of California and south to Santa Elena, Bay of 
Guayaquil. 
MUREX NIGRESCENS Sowerby. 
1840. Proc. Zool. Soc., p. 188; Con. Ill., vol. 2, pl. 198, fig. 113, 
1841. Jipijapa, Ecuador. 
Genus PHYLLONOTUS Swainson. 
PHYLLONOTUS BICOLOR Valenciennes. : 
18383. Murex bicolor VALENCIENNES, Zool. Humboldt Voy., vol. 
2, p. 8301.—ReEEvE, Con. Icon., Murex, pl. 11, fig. 44, 1845. 
Guaymas, Mexico, to Paita, Peru. 
