646 VIPERID.E. 



411. Ancistrodon blomhoffi (Boie). BlomhofFs Snake. 

 Hab. Eastern Asia. 

 a. Presented by Gerald Waller, Esq., F.Z.S., July 22, 1884, 



Genus LACHESIS. 



412. Lachesis mutus (Linn.). Surucucu or Bush-master. 

 Hab. Central and Tropical America. 



(See ed. 8, p. 624.) 



a. Presented by J. Y. Barkley, Esq., May 22, 1883. 



413. Lachesis lanceolatus (Lacep.). Rat-tailed Serpent. 

 Hab. Tropical America. 



(See ed. 8, p. 624, Trigonocephalus lanceolatus.} 



a. Presented by the West Indian (Natural History). 

 Exploration Committee, Dec. 29, 1888. 



414. Lachesis atrox (Linn.). Deadly Snake. 

 Hab. Central and South America. 



(See ed. 8, p. 624, Trigonocephalus atrox.) 



a-r. Jr. Presented by J. J. Quelch, Esq., C.M.Z.S., Nov. 16 r 



1892. From British Guiana. 

 s. Presented by Messrs. R. R. Mole and P. W. Urich, 



Sept. 26, 1894. From Trinidad. 



t. Presented by Dr. A. Stradling, F.Z.S., Oct. 12, 1894. 

 u-i l . Born in the Menagerie, Nov. 26, 1894. 



415. Lachesis alternatus (Dum. & Bibr.). Crossed Viper. 

 Hab. South America. 



a, b. Purchased, June 8, 1886. 



416. Lachesis bilineatus (Wied). Two-lined Palm-Viper. 

 Hab. South America. 



(See ed. 8, p. 623, Craspedocephalus bilineatus.) 



