700 RBPTILBS — COLUBRIDJE. 



DiadopMt arnyi, Kenn. 

 Proc. Acad. Nat. Soi. Phil., 1859, p. 99. 



Habitat, Illinois to Kansas. 



Coluber emoryii, Baird and Girard. 

 Proc. Acad. Nat. Soi. Phil., 1859, p. 98. As S. ealUgaster. 

 Proc. Acad. Nat. Sci. Phila., 1856, p. 244. 

 Baikd and Gikard, Cat., p. 157, 



Habitat, Texas to Arkansas, Kansas, and Illinois. 



PityopMi myi, Schl, 

 Baird and Girard, Cat., p. 151. 



Habitat, Wisconsin, Illinois, Missouri, Kansas, and Nebraska. 



Begina, (Mwropi, Hal.) lineata, Hallowell. 

 Proo. Acad. Nat. Soi. Phil., 1856, p. 241. 



Habitat, Kansas to Texas. 



TropidonolMS woodhousii, Baird and Girard. I 



Baird and Girard, Cat., p. 59. 



Habitat, Texas to Missonri, and Arkansas. 

 Heterodon nmus, Linn. 

 Baird and Girard, Cat., p. 59. 

 Habitat, North Carolina, South Carolina, to Mississippi, Illinois and Wisconsin. 



Heterodon nasicus, Baird and Girard. 

 Proc. Acad. Nat. Sci. Phila., 1856, p. 249. 

 Baird and Girard, Cat., p. 59. 

 U. 8. Geolog. Snrv., 100th Meridian, v. 611. 

 Proc. Bost. Soo. Nat. Hist., 1874, p. 69. 

 Habitat, Mexico, New Mexico, Utah and California, to Kansas, Arkansas, Nebraska 



and Montana. 



I 



