660 13. COLUBRIDE 
144. Coluber constrictor mormon (Baird & Girard) 
WESTERN YELLOW-BELLIED RACER 
Plate 63 
Coluber mormon Bairp & Girarp, Stansbury’s Expl. Great Salt Lake, 
Appendix C, Rept., 1852, p. 351 (type locality, Valley of the 
Great Salt Lake, Utah). 
Masticophis mormon Bairp & Girarp, Cat. N. Amer. Rept., Pt. 1, 
Serpents, 1853, p. 101; SreyNEGER, N. Amer. Fauna, No. 7, 1893, 
p- 208. 
Bascanion vetustus Barrp & Grrarp, Cat. N. Amer. Rept., Pt. 1, Serp., 
1853, p. 97 (type locality, San Jose, Calif.); Grrarp, U. S. Explor. 
Exped., Herp., 1858, p. 127, pl. VIII, figs. 12-19; Bairp, Rep. 
Pac. R. R. Surv., Vol. X, No. 4, 1859, p. 11; Bairp, Rep. Pac. 
R. R. Surv., Vol. X, 1859, pl. 36, fig. 6; Cooper, Rep. Pac. R. R. 
Surv., Vol. XII, 1859, pt. 2, p. 301; Lorp, Naturalist Vancouver 
Island, Vol. II, 1866, pp. 3, 304; SreyneceR, N. Amer. Fauna, 
No. 5, 1891, p. IIo. 
Bascanium flaviventris Cope, Ann. Rep. U.S. Geol. Surv. Terrs., 1871, 
(1872), p. 468. 
Bascanium constrictor flaviventris YARRow & Hensuaw, Ann. Rep. Chief 
of Engineers for 1878, Surv. W. tooth Merid., Appendix NN, 
1878, p. 213; YaRRow, Bull. U. S. Nat. Mus., No. 24, 1883, p. 110; 
Garman, Mem. Mus. Compr. Zool., Cambr., Vol. VIII, No. 3, 
1883, p. 147 (part); Nexrson, Mem. Nat. Acad. Sci., Vol. XVI, 
1921, pp. 114, 115. 
Coryphodon constrictor vetustum Jan, Elenco Sist. degli Ofidi, 1863, p. 
64; Jan, Iconogr. Génér. des Ophid. 22e livr., pl. 4, figs. 1-2. 
Bascanium constrictor vetustum Cope, Bull. U. S. Nat. Mus., No. 1, 
1875, p. 40; YARRow, Surv. W. rooth Merid., Vol. V, 1875, p. 
541; TOWNSEND, Proc. U. S. Nat. Mus., Vol. X, 1887, p. 240. 
Bascanion constrictor vetustum Van DeENnBURGH, Occas. Papers, Cal. 
Acad. Sci., V, 1897, p. 183, figs.; McLarn, Critical Notes, 1899, 
p- 11; Grinnett & Grinnett, Throop Institute Bulletin, No. 
XXXV, 1907, p. 43; Stone, Proc. Acad. Nat. Sci. Phila., 1911, 
p- 231; Ricuarpson, Proc. U. S. Nat. Mus., Vol. 48, 1915, p. 4273 
Ruruven & Gaice, Occas. Papers, Mus. Zool. Univ. Mich., No. 
8, 1915, p. 29; WAN DenBurcu & Stevin, Proc. Cal. Acad. Sct., 
Ser. 4, Vol. 5, 1915, p. 107; Dice, Univ. Cal. Publs. Zool., Vol. 
16, No. 17, 1916, pp. 310, 312. 
