30 



(B) H. niger Troost, 1836, Ann. N. Y. Lyc, 186. 

 Southern States east of Mississippi river. 

 Coluber simus Linn., 1766, Syst., I, 375. 

 Mississippi valley to the Atlantic. 



(B) H. nasicus B & G., 1852, Stansb. Exp., 352. 



California to Texas and Nebraska. 



(C) H. kennerlyiKenn., 1860, Fr. Phil. Ac, 336. 



Sonora. 



CEMOPHORA Cope, 1860, Pr. Phil. Ac, 244. 



Coluber coccinneus Blumenb., 1788, Licht. & Voigt. Mag., 

 pl. V. 



Southern States east of Texas. 

 (B) C. copei Jan, 1863, Sist., 45. 

 Tennessee. 



XENODON Boie, 1827, Isis, 541. 



X. bertholdi Jan, 1863, Arch. ZooL, II, 108. 

 Mexico. 



HYPSIGLENA Cope, 1860, Pr. Phil. Ac, 246. 

 H. ochrorhynchus Cope, 1. c 

 Lower California. 

 (B) H. chlorophaea Cope, 1. c 

 Arizona to Sonora. 



CALAMARIDAE. 



PICIMIA Gray, 1849, Cat. Serp., 80. 



Toluca frontalis Cope, 1864, Pr. Phil. Ac, 167. 



Colima. 

 Gyalopion canum Cope, 1860, Pr. Phil. Ac, 243, 310. 



Arizona. 

 Conopsis nasus Gthr., 1858, Cat., 6. 



California. 

 Toluca lineata (Kenn.) Bd., 1859, Mex. Bound., II, Rept., 23, 

 pl. 21, f. 2. 



Mexico. 

 Oxyrhina maculata Jan, 1862, Arch. Zool., II, 54, 61. 



Mexico. 

 Amblymetopon variegatum Gthr., 1858, Cat. Serp., 7. 



Mexico. 

 F. Olivacea Gray, 1849, Cat. Serp., 80. 



Mexico. 



