626 COLUBRID^:. 



Genus LYSTROPHIS. 



331. Lystrophis dorbignyi (Dum.& Bibr.). D'Orbigny's Snake. 

 Hob. South America. 

 (See ed. 8, p. 608, Heterodon d'orlignyi.) 



Genus HETERODON. 



332. Heterodon platy rhinos, Latr. Hog-nosed Snake. 

 Hab. North America. 



(See ed. 8, p. 608.) 



a. Presented by F. J. Thompson, Esq., Aug. 23, 1883. 



b-e. Presented' by F. J. Thompson, Esq., Oct. 2, 1885. 



/. Presented by Miss C. C. Hopley, Nov. 4, 1886. From 



Indiana. 

 g. Presented by W. A. Conklin, Esq., C.M.Z.S., Nov. 4, 



1886. 



7*, i. Received in exchange, Oct. 24, 1887. 

 j, Tc. Presented by H. E. Glover, Esq., July 9, 1888. 

 1-q. Purchased, Jan. 4, 1893. 



333. Heterodon nasicus (Baird & Girard). Long-nosed Snake. 

 Hab. North America. 



a. Presented by Samuel Garman, Esq., C.M.Z.S., Nov. 12, 

 1883. From Western Kansas. 



Genus 



334. Rhadin&a anomala (Giinth.). Anomalous Snake. 

 Hab. South America. 



a. Presented by A. E. Derrett, Esq., May 22, 1890. 



b. Deposited, July 1, 1894. 



c. Presented by Frank Summers, Esq., Dec. 18, 1895. 



335. Rhadincea cobella (Linn.). Cobella Snake. 

 Hab. South America. 



(See ed. 8, p. 605, Liophis cobella.} 



336. Rhadincea merremi (Wied) . Merrem's Snake. 

 Hab. Brazil. 



(See ed. 8, p. 605, Liophis merremi.) 



a. Purchased, April 13, 1886. 



6, c. Presented by A. E. Derrett, Esq., May 22, 1890. 



