462 COLUBRID^E. 



Genus TROPIDONOTUS. 



174. Tropidonotus natrix (Linn.). Common Snake. 

 Hab. British Islands. 



a-d. Presented by Dr. Bowerbank, F.Z.S., May 8, 1871. 



e, f. Variety. Purchased, June 6, 1871. 



g, h. Var. siculus. Received in exchange, Sept. 11, 1871. 



From Calabria. 



t. Presented by E. E. Hooper, Esq., June 22, 1872. 

 j. Presented by J. Roach, Esq., Aug. 16, 1872. 

 Tc. Presented by A. J. Woodhouse, Esq., Aug. 16, 1872. 

 I. Presented by G. N. Smith, Esq., April 28, 1873. 

 m-t. Born in the Menagerie, June 29, 1873. 

 u. Presented by Mr. T. Lusini, Aug. 18, 1874. 

 v. Deposited, Oct. 7, 1875. 



175. Tropidonotus viperinus (Merr.) . Viperine Snake. 

 Hab. North Africa. 



a. Purchased, June 15, 1870. 



b-e. Presented by G. H. Fenton, Esq., July 1, 1874. 



176. Tropidonotus quincunciatus (Schleg.). Indian River- 



Snake. 

 Hab. India. 



a. Purchased, July 4, 1861. 



177. Tripidonotus ornatus, Linn. Garter-Snake. 

 Hab. North America. 



a-d. Presented by A. Downs, Esq., C.M.Z.S., Oct. 2, 1863. 

 e,f. Purchased, July 22, 1868. 



g-m. Presented by A. Downs, Esq., C.M.Z.S., Aug. 26, 1869. 

 n. Presented by A. Downs, Esq., C.M.Z.S., Oct. 3, 1871. 

 o. Presented by A. Forrer, Esq., Aug. 20, 1873. Yar. infer- 

 nalis. From California. 



178. Tropidonotus fasciatus (Linn.). Mocassin Snake. 

 Hab. North America. 



a, b. Purchased, Oct. 15, 1869. 

 c, d. Purchased, Aug. 6, 1872. 



