SNAKES OF THE GENUS PITUOPHIS 95 



Piiuophis catenifer sayi Gaige, Copeia, No. 11, p. 4, 1914. 



Pituophis sayi sayi Fokce, Copeia, No. 141, pp. 25, 27, 1925. — Burt, Proc. Biol. 



Soc. Washington, vol. 44, p. 15, 1931.; — Stull, Occ. Pap. Mus. Zool. Univ. 



Michigan, No. 250, p. 3, 1932. — Gloyd, Pap. Michigan Acad. Sci. Arts 



Lett., vol. 15, pp. 393, 404, 1932.— Burt, Amer. Midi. Nat., vol. 14, No. 2, 



p. 172, 1933; Trans. Kansas Acad. Sci., vol. 36, p. 199, 1933. — Burt and 



HoYLE, ibid., vol. 37, p. 208, 1934. — Burt, Journ. Washington Acad. Sci., 



vol. 25, No. 8, pp. 381-3, 1935; Amer. Midi. Nat., vol. 16, No. 3, p. 331, 



1935. — Schmidt and Necker, Bull. Chicago Acad. Sci., vol. 5, No. 4, p. 70, 



1935. — DuNKLE and Smith, Occ. Pap. Mus. Zool. Univ. Michigan, No. 363, 



p. 7, 1937. 

 Pityophis melanoleuca Lewis, Original journal of the Lewis and Clark Expedition, 



1804, vol. 6, p. 124, 1905. 

 Pituophis vielanoleucus Wied, Acta Acad. C. L. C. G. Nat. Curios., vol. 32, No. 



1, p. 95, 1865 (part). — Westphal-Castelnau, Catalogue de la collection de 



reptiles du feu de M. Alexandre Westphal-Castelnau, p. 3, 1870. 

 Piiuophis melanoleuca Gunther, Biologia CentraU-Americana, Reptilia, p. 125, 



1894 (part). 

 Coluber melanoleucus Boulenger, Catalogue of snakes in the British Museum, 



vol. 2, p. 68, 1894 (part). 

 Churchillia bellona Baird and Girard, Reptiles, in Exploration of the Valley of 



the Great Salt Lake of Utah (Stansbury), p. 350, 1852 (type, U.S.N. M. No. 



1519; type locahty, Presidio del Norte, Chihuahua, Mexico). 

 Pituophis bellona Baird and Girard, Catalogue of North American reptiles, pt. 1 



(Serpentes), p. 66, 1853 (part). — ^Gunther, Catalogue of the colubrine 



snakes in . . . the British Museum, p. 87, 1858. 

 Pityophis bellona Kennicott, apud Baird, U. S. and Pac. R. R. Explor. and 



Surv., vol. 10, pt. 3, No. 3, p. 19, 1859.— Baird, ibid., No. 4, pi. 29, fig. 46, 



1859; pt. 6, No. 4, p. 42, 1859. — Kennicott, apud Baird, U. S. and Mexican 



Bound. Surv., vol. 3, pt. 2, Rept., p. 18, 1859. — Cope, Proc. Acad. Nat. Sci. 



Philadelphia, 1866, p. 305. — Allen, Proc. Boston Soc. Nat. Hist., vol. 17, 



p. 68, 1874. 

 Pityophis catenifer var. bellona Garman, Mem. Mus. Comp. Zool., vol. 8, No. 3, 



p. 53, 1883.— Cragin, Bull. Washburn Lab. Nat. Hist., vol. 1, p. 102, 1885; 



Trans. Kansas Acad. Sci., vol. 9, p. 138, 1885. — Garman, Bull. Illinois State 



Lab. Nat. Hist., vol. 3, p. 287, 1892. 

 Pityophis sayi bellona Yarrow, U. S. Nat. Mus. Bull. 24, pp. 16, 106, 1883 



(part).— Cope, Amer, Nat., vol. 25, p. 156, 1891; Rep. U. S. Nat. Mus. for 



1898, p. 872, 1900 (part). 

 Pityophis sayi var. bellona White, Amer. Nat., vol. 18, p. 19, 1884. 

 Pityophis catenifer bellona Taylor, Ann. Rep. Nebraska State Board Agr., 



1891, p. 337. — Ellis and Henderson, Univ. Colorado Stud., vol. 10> No. 2, 



p. 94, 1913; ibid., vol. 11, No. 4, p. 262, 1915. 

 Pituophis sayi var. bellona Ditmars, The reptile book, p. 320, 1907. 

 Pituophis sayi bellona Pope, Yearb. Publ. Mus. Milwaukee, vol. 5, p. 161, 1925. 

 Pituophis McClellanii Baird and Girard, Catalogue of North American reptiles, 



pt. 1 (Serpentes), p. 68, 1853 (type, U.S.N.M. No. 1540; paratype, U.S.N.M. 



No. 1541; type locahty. Red River, Ark.). 

 Pityophis mcClellanii Baird, U. S. and Pac. R. R. Explor. and Surv., vol. 10, pt. 



3, No. 4, pi. 29, fig. 47, 1859. 

 Rhinechis mexicanus Dum^kil, Mem. Acad. Inst. France, vol. 23, p. 453, 1853. 

 Pituophis mexicayius Dum^ril and Bibron, Erp^tologie g^n^rale, vol. 7, p. 236, 



1854 (type in Paris Museum; type locality, Mexico). — GtJNTHER, Catalogue 



of the colubrine snakes in . . . the British Museum, p. 87, 1858. — Jan, 



