48. CROTALUS 927 



1853, p. 217, Zool. pi. I; HALLOWELL. Proc. Acad. Nat. Sci. Phila., 

 1856, p. 250; BAIRD, U. S. Pac. R. R. Surv., Vol. X, 1859, Rept., 

 p. 40; BAIRD, U. S. Mex. Bound. Surv., Vol. II, 1859, Rept., p. 14; 

 COPE, Proc. Acad. Nat. Sci. Phila., 1859 (1860), p. 337; COOPER, 

 U. S. Pac. R. R. Surv., Vol. XII, Pt. Ill, 1860, p. 295, pi. XII; 

 COOPER, Amer. Naturalist, 1869, p. 124; COPE, Bull. U. S. Nat. 

 Mus., No. i, 1875, p. 33; YARROW, Surv. W. looth Merid., Vol. 

 V, 1875, p. 530 (part); COUES & YARROW, Bull. Geol. Surv. Terr. 

 (Hayden), Vol. IV, No. I, 1878, p. 262; COPE, Amer. Naturalist, 

 Vol. XIII, 1879, p. 435; COPE, Bull. U. S. Nat. Mus., No. 17, 

 1880, p. 24; CRAGIN, Trans. Kansas Acad. Sci., Vol. VII, 1881, 

 p. 121; CARMAN, Mem. Mus. Compr. Zool., Vol. VIII, No. 3, 



1883, pp. 114, 172; CARMAN, Bull. Essex Inst., Vol. XVI, No. I, 



1884, p. 34; STEJNEGER, N. Amer. Fauna, No. 5, 1891, p. in; 

 TAYLOR, Ann. Rep. Nebraska State Board Agric. for 1891, 1892, 

 p. 354; HAY, Proc. U. S. Nat. Mus., Vol. XV, 1892, p. 387; COUES, 

 Hist. Exp. Lewis & Clark, 1893, Vol. I, p. 313, Vol. II, p. 373; 

 STEJNEGER, Report U. S. Nat. Mus. for 1893, 1895, p. 440, pi. 

 12; BOULENGER, Cat. Snakes Brit. Mus., Vol. Ill, 1896, p. 576 

 (part); VAN DENBURGH, Occas. Papers Cal. Acad. Sci., Vol. V, 

 1897, p. 218, fig.; BROWN, Proc. Acad. Nat. Sci. Phila., 1901, p. 

 104; BROWN, Proc. Acad. Nat. Sci. Phila., 1903, p. 551; BRANSON, 

 Kansas Univ. Sci. Bull., Vol. II, No. 13, 1904, p. 426, fig. 39; BAILEY, 

 N. Amer. Fauna, No. 25, 1905, pp. 35, 50; MOZLEY, Trans. Kansas 

 Acad. Sci., Vol. VI, reprint, 1906, p. 35; DITMARS, Reptile Book, 

 1907, p. 455, pis. CXXIX, fig. 4 , CXXX, fig. 3, CXXXIV, fig. i; 

 GARY, N. Amer. Fauna, No. 33, 1911, pp. 21, 23, 27; ELLIS & 

 HENDERSON, Univ. Colorado Studies, Vol. X, No. 2, 1913, p. 109; 

 STRECKER, Baylor Bulletin, Vol. XVIII, No. 4, 1915, p. 44; ELLIS 

 & HENDERSON, Univ. Colorado Bull., Vol. XV, No. 6, 1915, p. 

 263; VORHIES, Univ. Ariz. Agric. Exper. Station Bull. No. 83, 

 I 9 l 7y P- 360; STEJNEGER & BARBOUR, Check List N. Amer. Amph. 

 Rept., 1917, p. 109; VAN DENBURGH & SLEVIN, Proc. Cal. Acad. 

 Sci., Ser. 4, Vol. XI, 1921, p. 40. 



Crotalus lecontei HALLOWELL, Proc. Acad. Nat. Sci. Phila., Vol. VI, 

 1852, p. 1 80 (type locality, Cross Timbers); HALLOWELL, in Sit- 

 greaves' Exped. Zuni and Colorado Rivers, 1854, p. 139 (part). 



Crotalus adamanteut var. confluentus, JAN, Rev. et Mag. Zool., 1859, 

 No. 12, repr. p. 28; JAN, Elenco Sist. degli Ofidi, 1863, p. 124. 



