Rabat PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. 37. 
CANTHARUS GEMMATUS Reeve. 
1846. Buccinum gemmatum Rerve, Con. Icon., fig. 49. Ma- 
zatlan, Mexico, to Guayaquil. 
CANTHARUS INCA Orbigny. 
1841. Murex inca Orpiany, Voy. Am. Mér., p. 455, pl. 78, 
fig. 8. Peruvian coast, Pacasmayo to Callao. 
CANTHARUS JANELLI Kiener. 
1835. Purpura janelli Kimner, Icon., Purpura, p. 122, pl. 38, 
fig. 89; not of VALENCIENNES, 1846. Paita, Peru, and the 
Chincha Islands. 
CANTHARUS RINGENS Reeve. 
1846. Buccinum ringens Rreve, Con. Icon., fig. 45. Panama 
to Guayaquil. 
CANTHARUS SANGUINOLENTUS Duclos. 
1833. Purpura sanguinolenta Ducios, Guérin, Mag. de Zodl., 
vol. 5, p. 22, fig. 1. Mazatlan, and south to Guayaquil. 
CANTHARUS VIBEX Broderip. 
1834. Proc. Zool. Soc., p. 175 (unfigured). Gulf of Panama to 
Guayaquil. 
Genus ENGINA Gray. 
ENGINA CONTRACTA Reeve. 
1846. Lvcinula contracta Reve, Con. Icon., Ricinula, fig. 32. 
Gulf of Panama to Guayaquil. 
ENGINA CARBONARIA Reeve. 
1846. Micinula carbonaria ReEV®, Con. Icon., fig. 22. Gulf of 
Panama to Manta, Ecuador, and the Galapagos Islands. 
Family ALECTRIONID 2%. 
Genus ARCULARIA Link. 
{ ARCULARIA LUTEOSTOMA Broderip and Sowerby. 
1829. Nassa luteostoma BropErre and SowersBy, Zool. Journ., 
vol. 4, p. 376.—Gray, Beech. Voy., p. 127, pl. 36, fig. 3, 1839. 
Mazatlan to Panama. Peru (Tschudi). 
ARCULARIA PAPOSANA Philippi. 
1860. Buccinum paposanum Philippi, Atac. Reise, p. 188. 
Paposo, Chile. 
Genus ALECTRION Montfort. 
ALECTRION (HIMA) COMPLANATUS Powys. 
1835. Massa complanata Powys, Proce. Zool. Soc., p. 36.—REEVE, 
Con. Icon., WVassa, figs. 105, 107, 1110. Gulf of Panama south 
tone: lata ne : 
ALECTRION (HIMA) DENTIFERUS Powys. 
1835. Nassa dentifera Powys, Proc. Zool. Soc., p. 95.—ORBIGNY, 
Voy. Am. Mér., p. 482, pl. 61, figs. 22, 23, 1841. Gulf of 
Panama south to Valparaiso, Chile. 
