472 CROTALID^S. 



225. Crotalus horridus, Linn. Horrid Rattlesnake. 

 Hab. Nicaragua. 



a. Presented by Capt. J. M. Dow, F.Z.S., Nov. 11, 1871. 



Genus CRASPEDOCEPHALUS. 



226. Craspedocephalus bilineatus, Max. Two-lined Palm- 



Viper. 



Hab. Brazil. 



a. Presented by Dr. Wucherer, C.M.Z.S., Oct. 1, 1864. From 

 Bahia. 



Genus TRIGONOCEPHALUS. 



227. Trigonocephalus lanceolatus, Oppel. Kat-tailed Serpent. 

 Hab. St. Lucia, West Indies. 



a. Presented by His Excellency G,W. Des Voeux, Esq.,C.M.Z.S., 

 April 13, 1871. See P. Z. S. 1871, pp. 2, 479. 



