190 TROPIDONOTID^E. HERPETODRYADID^E. 



Family TROPIDONOTID^E. 



Genus TROPIDONOTUS. 



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

 Hob. British Islands. 



-/. Purchased. 



52. Tropidonotus quincunciatus (Schleg.). Common Kiver- 



Snake. 

 i 



Hob. India. 



a. Purchased, July 4, 1861. 



53. Tropidonotus ordinatus, Linn. Garter Snake. 

 Hob. Nova Scotia. 



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



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

 Hob. North Africa. 



a. Purchased. 



Genus HETERODON. 



55. Heterodon madagascariensis, Dum. & Bibr. Sharp-snouted 



Snake. 



Hob. Madagascar. 

 a. Presented by Edward Newton, Esq., C.M.Z.S., Nov. 27, 1863. 



Family HEUPETODRYADID^E. 

 Genus DROMICUS. 



56. Dromicus antillensis, Schleg. Antillean Snake. 

 Hab. St. Thomas's, West Indies. 



a, b. Presented by Capt. Abbott, April 28, 1864. 



c. Presented by Edward Greey, Esq., F.Z.S., March 17, 1865. 



Genus CYCLOPHIS. 



57. Cyclophis vernalis, DeKay. Grass Snake. 

 Hab. Nova Scotia. 



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



