18. CNEMIDOPHORUS 509 



Baird & GiRARD, Stansbury's Report Gt. Lake Salt, p. 338, pi. II; 

 Baird, U. S. Mex. Bound. Surv., 1859, II, p. 10, pi. XXXIII; 

 Stejneger, N. a. Fauna, No. 7, 1893, p. 198; Van Denburgh, 

 Bull. U. S. Fish Com. for 1894, p. 57; Van Denburgh, Occas. 

 Papers, Cal. Acad. Sci., V, 1897, p. 134, fig.; McLain, Critical 

 Notes, 1899, p. 9; Meek, Field Columbian Mus., Zool. Ser., Vol. 

 VII, No. I, 1906, p. 13; Grinnell & Grinnell, Throop Inst. Bull., 

 No. 35, 1907, p. 57; Stone, Proc. Acad. Nat. Sci. Phila., 191 1, p. 

 230 (part?); Cary, N. Amer. Fauna, No. 23i I9'i, P- 26; Van 

 Denburgh, Proc. Cal. Acad. Sci., Ser. 4, Vol. 3, 1912, p. 153; 

 Van Denburgh, Proc. Cal. Acad. Sci., Ser. 4, Vol. 3, 191 2, p. 157; 

 Taylor, Univ. Cal. Publ. Zool., Vol. 7, No. 10, 1912, p. 352; Van 

 Denburgh & Slevin, Proc. Cal. Acad. Sci., Ser. 4, Vol. 3, 1913, 

 p. 409; Richardson, Proc. U. S. Nat. Mus., Vol. 48, 1915, p. 425; 

 Ruthven & Gaige, Occas. Papers Mus. Zool. Univ. Mich., No. 8, 

 1915, p. 25; Van Denburgh & Slevin, Proc. Cal. Acad. Sci., Ser. 

 4, Vol. 5, No. 4, 1915, p. 105; Camp, Univ. Cal. Publ. Zool., Vol. 

 17, No. 7, 1916, p. 71; Stephens, Trans. San Diego Soc. Nat. 

 Hist., Vol. Ill, No. 4, 1921, p. 63. 



Cnemidophorus marmoratus Baird & Girard, Proc. Acad. Nat. Sci. 

 Phila., 1852, p. 128 (type locality, between San Antonio (Texas) 

 and El Paso del Norte). 



Cnemidophorus gracilis Baird & Girard, Proc. Acad. Nat. Sci. Phila., 

 VI, 1852, p. 128 (type locality, Desert of Colorado); Baird, 

 U. S. Mex. Bound. Surv., 1859, Vol. II, p. 10, pi. XXXIV, figs. 

 7-14. 



Cnemidophorus tessellatus Baird, Pac. R. R. Surv., Vol. X, Pt. IV, 

 1859, p. 18; Cope, Ann. Rep. U. S. Geol. Surv. Terrs., 1871 (1872), 

 p. 468; Cragin, Bull. Washburn Laborat., Vol. I, 1885, p. 102; 

 Cope, Amer. Naturalist, Vol. XXV, 1891 (1892), p. 1135; Brown, 

 Proc. Acad. Nat. Sci. Phila., 1903, p. 548; Bailey, N. Amer. Fauna, 

 No. 25, 1905, pp. 28, 44; Gadow, Proc. Zool. Soc. London, igo6, 

 p. 369 (part); Ditmars, Reptile Book, 1907, p. 186, pi. LV, fig. 3 

 (part); Ellis & Henderson, Univ. Colorado Studies, Vol. X, 

 No. 2, 1913, p. 78; Strecker, Baylor Bulletin, Vol. 18, No. 4, 

 1915, p. 24; Pack, Copeia, No. 56, 1918, p. 51. 



Cnemidophorus tessellatus tessellatus Cope, Bull. U. S. Nat. Mus., No. I, 

 1875, p. 46; Cope, Trans. Amer. Philos. Soc, Ser. 2, Vol. XVII, 

 Pt. I, 1892, p. 34, pi. VII (part); Yarrow, Bull. U. S. Nat. Mus., 

 No. 24, 1883, p. 44; Cope, Report U. S. Nat. Mus. for 1898, 1900, 

 P- 57S) figs- 106, 107, 108 (part); Stejneger & Barbour, Check 



