180 U.S. NATIONAL MUSEUM BULLETIN 2 20 



Eutaenia henshawi Yarrow 



Proc. U.S. Nat. Mus., vol. 6, p. 152, 1883. 



=Tharnnophis elegans vaprans (Baird and Girard) 



Holotype: 10912, Fort Walla Walla (Walla Walla County), Washington, 

 C. E. Bendire, June 1881. 



Eutaenia infernalis vidua Cope 



Proc. U.S. Nat. Mus., vol. 14, p. 658, 1892. 



=Thamnophis elegans atratus (Kennicott) 



CoTYPES (2) : 970 (2), San Francisco, San Francisco County, California, 

 R. D. Cutts. These specimens are also cotypes of Eutainia atrata Kennicott, 

 in Cooper, Report upon the reptiles collected on the survey, in Reports U.S. 

 Expl. and Surv. . . . Mississippi River to the Pacific Ocean . . . 1853-5, 

 vol. 12, pt. Ill, No. 4, p. 296, 1860. 



Eutaenia insigniarum Cope 



Proc. Amer. Philos. Soc, vol. 22, p. 172, 1885. 



=Thamnophis eques eques (Reuss) 



Holotype: 32163, castle of Chapultepec, Mexico, Mexico, E. D. Cope, 

 1884. 



Paratype: 32164, Chapultepec, Mexico, A. L. Herrera, 1884. 



Eutaenia maerostemma Kennicott 



Proc. Acad. Nat. Sci. Philadelphia, vol. 12, p. 331, 1860. 



=Thaninophis eques eques (Reuss) 



Cotypes (2): 7247, 131775 (formerly 7247), City of Mexico, Distrito 

 Federal, Mexico, W. Rich. 



Eutaenia megalops Kennicott 



■"■ ■ Proc. Acad. Nat. Sci. Philadelphia, vol. 12, p. 330, 1860. 



=Thamnoph{s eques megalops (Kennicott) 



Cotype: 965, "Tucson and Santa Magdalena" (restricted to Tucson, Pima 

 County, Arizona), A. Schott. 



Eutaenia pulchrilatus Cope 



Proc. Amer. Philos. Soc, vol. 22, p. 174, 1885. 

 =Thamnophis eques eques (Reuss) 

 Holotype: 9899. Guanajuato, Mexico, A. Duges. 



Eutaenia radix twiningi Coues and Yarrow 

 Bull. U.S. Geol. Survey Terr., vol. 4, p. 279, 1878. 



=Tfiamnophis radix haydenii (Kennicott) 



Holotype: 9537, Two Forks of Milk River (Montana), E. Coues, July 

 15, 1874. 



Paratypes (4) : 9538, Mouse River, North Dakota, E. Coues. Aug. 20, 

 1873. 9539, Turtle Mountain, North Dakota, E. Coues, July 22, 1873. 

 9540-1, near Frenchman's River, Montana, E. Coues, July 12, 8, 1874. 



