CHECKLIST OF THE SNAKES OF MEXICO 107 



Tijpe.—U.S.^M. Nos. 18065-18070, No. 18070 lectotype. 



Type locality. — Restricted to Beaverdam Mountains, Utah (included 

 also five localities in California). 



Range. — Northeastern Baja California northward through south- 

 eastern California to western Colorado and the eastern parts of 

 Oregon and Washington. 



PITUOPHIS CATENIFER SAYI (S^hlegel) 



Coltiber sayi Schlegbx, Essai sur la physionomie des serpens, pt. 2, 1837, p. 157. 

 Pituophis saj/i Coopek, United States and Pacific R. R. Explor. and Surv. 47th 



Parallel, vol. 12, book 2, pt. 3, No. 4, 18C0, p. 300, pi. 22.— Guthrie, Iowa State 



Coll. Agr. Mech. Arts Bull. 239, 1926, pp. 159, 180, figs. 1-2, pis. 1, 2 (fig. 1), 4 



(fig. 28). 

 Pituophis sayi sayi Stuix, U. S. Nat. Mus. Bull. 175, 1940, pp. 91, 94-122, fig. 50, a. 

 Pituophis catenifer sayi Klaubee, Copeia, 1941, No. 1, pp. 59-60. 

 Churchillia bellona Baikd and Gikaed, Stansbury's Exploration of tbe valley 



of the Great Salt Lake of Utah, 1S52, pp. 350-351 (type locality, Presidio 



del Norte, Chihuahua; type, U.S.N.M. No. 1519). 

 Pituophis mexicanus Dumeedl, Bibeon, and Dum]6ril, Erp6tologie gto^rale, vol. 7, 



pt. 1, 1854, pp. 236-238, pi. 66 (type locality, Mexico; type in Mus. Hist. Nat. 



Paris). 



Type. — ^Unknown. 



Type locality. — ^Missouri. 



Range. — Northeastern Chihuahua through the northern half of 

 Coahuila and Nuevo Leon and most of Tamaulipas northward to 

 Indiana, Wisconsin, and Alberta (recorded in Mexico from the states 

 of Chihuahua, Coahuila, Nuevo Leon, and Tamauli]3as) . 



PITUOPHIS DEPPEI DEPPEI (DumerU) 



Elaphis Deppei Dum^bil, Mem. Acad. Inst. France, vol. 23, 1853, p. 453. 

 Pituophis deppei deppei Stull, Occ. Pap. Mus. Zool. Univ. Michigan, No. 250, 1932, 



pp. 1-2 ; U. S. Nat. Mus. Bull., 175, 1940, pp. 25-42, fig. 11. 

 Elaphis pleurost ictus Dumeeil, Mem. Acad. Inst. France, vol. 23, 1853, p. 453; 



(type locality unknown ["Montevideo"] ; type in Mus. Hist. Nat. Paris). 

 Pituophis Deppei pholidost ictus Jan, Elenco sistematico degli Ofidi, 1863, p. 59 



( type locality, Mexico ; cotypes in Berlin and Leiden Mus. ) . 



Type. — ^Leiden Mus. 



Type locality. — Mexico. 



Range. — Central Puebla through central San Luis Potosi to central 

 Coahuila, westward to Jalisco and southern Chihuahua, eastward in 

 the north to northern central Nuevo Leon (recorded in Mexico from 

 the states of Aguascalientes, Chihuahua, Coahuila, Durango, Guana- 

 juato, Jalisco, Mexico, Michoacan, Nuevo Leon, Puebla, San Luis 

 Potosi, and Veracruz, and Distrito Federal; reports from "Tehuan- 

 tepec" seem definitely in error) . 



PITUOPHIS DEPPEI JANI (Cope) 



Arizona jani Cope, Proc. Acad. Nat. Sci. Philadelphia, vol. 12, 1860 (1861), p. 369. 

 Pituophis deppei jani Stuix, Occ. Pap. Mus. Zool. Univ. Michigan, No. 250, 1932, 



