VIPEBIDJE. CROTALIDJE. 357* 



b. Purchased, Aug. 14, 1867. 



c. Presented by C. B. Mosse, Esq., May 11, 1871. Prom Cape 



Coast. 



d y e. Presented by H.E. Governor Ussher and Dr. Mosse, Staff- 

 Surgeon, Aug. 14, 1871. 



173. Viper a arietans, Merrem. Puff- Adder. 

 Hab. Cape of Good Hope. 



a. Purchased, Aug. 14, 1862. 



b-g. Presented by F. G. Clarke, Esq., Oct. 10, 1867. 



h-p. Purchased, Sept. 13, 1869. 



q, r. Presented by Capt. T. Waite, Jan. 11, 1870. 



174. Viper a cornuta (Daud.) . Homed Viper. 

 Hab. South Africa. 



a-d. Purchased, July 20, 1865. 



175. Viper a cerastes (Linn.) . Cerastes Viper. 

 Hab. Egypt. 



a, 6. Received in exchange, Oct. 11, 1869. 

 c-e. Received in exchange, May 17, 1871. 



Family CROTALIDJE. 



Genus CENCHRIS. 



176. Cenchris piscivorus, Gray. Water- Viper. 

 Hab. North America. 



a-e. Received in exchange, 1858. 

 /. Bred in the Gardens, Jan. 1865. 



Genus CROTALTJS. 



177. Crotalus durissus (Daud.). Common Rattlesnake. 

 Hab. North America. 



a. Male ; b. Female. Purchased, July 3, 1862. 



c-e. Purchased, June 28, 1867. 



/. Born in the Menagerie, Nov. 9, 1867. 



g. Presented by J. S. Townsend, Esq., July 22, 1870. 



