3+8 3. IGUANID^ 



70. Sceloporus zosteromus Cope 

 San Lucan Scaly Lizard 



Sceloporus zosteromus Cope, Proc. Acad. Nat. Sci. Phila., 1863, p. 105 

 (type locality, Cape St. Lucas, Lower California, Mexico); 

 Cope, Proc. Acad. Nat. Sci. Phila., 1866, p. 213; Cope, Proc. Amer. 

 Philos. See, XXII, 1885, pp. 395, 399; BouLENGER, Cat. Lizards 

 Brit. Mus., Vol. II, 1885, p. 225; Cope, Bull. U. S. Nat. Mus., No. 

 32, 1887, p. 37; Cope, Proc. U. S. Nat. Mus., 1889, p. 147; Stejneger, 

 N. Amer. Fauna, No. 7, 1893, p. 178, pi. I, fig. 3; Van Denburgh, 

 Proc. Cal. Acad. Sci., Ser. 2, Vol. 5, 1895, p. 108 (part); Boulenger, 

 Proc. Zool. Soc. London, 1897, p. 498 (part); Mocquard, Nouv. 

 Arch. Mus. Hist. Nat. Paris, Ser. 4, Vol. I, 1899, p. 313 (part); 

 Cope, Report U. S. Nat. Mus. for 1898, 1900, p. 356, fig. 53; Van 

 Denburgh, Proc. Cal. Acad. Sci., Ser. 3, Zool., Vol. 4, No. i, 

 1905, pp. 25, 26; DiTMARS, Reptile Book, 1907, p. 133; Van Den- 

 burgh & Slevin, Prcc. Cal. Acad. Sci., Ser. 4, Vol. 4, 1914, pp. 

 145, 148; Stejneger & Barbour, Check List N. Amer. Amph. 

 Kept., 1917, p. 57; Van Denburgh & Slevin, Proc. Cal. Acad. 

 Sci., Ser. 4, Vol. XI, 1921, pp. 51, 60; Nelson, Mem. Nat. Acad. 

 Sci., Vol. XVI, 1921, pp. 114, 115; Terron, Mem. y Rev. Soc. 

 Cient. Antonio Alzate, Vol. 39, 1921, pp. 165, 167. 



Sceloporus clarkii zosteromus Cope, Bull. U. S. Nat. Mus., No. i, 1875, 

 pp. 49, 93; Coues, Surv. W. looth Merid., Vol. V, 1875, p. 595; 

 LocKiNGTON, Amer. Naturalist, 1880, p. 295; Yarrow, Bull. U. S. 

 Nat. Mus., No. 24, 1883, p. 64; Carman, Bull. Essex Inst., Vol. 

 XVI, No. I, 1884, p. 17; Belding, West Amer. Scientist, Vol. Ill, 

 No. 24, 1887, p. 98. 



Sceloporus consobriyius Yarrow, Bull. U. S. Nat. Mus., No. 24, 1883, 

 p. 61 (part); Belding, West Amer. Scientist, Vol. Ill, No. 24, 1887, 

 p. 98. 



Sceloporus rufidorsiim Yarrow, Proc. U. S. Nat. Mus., Vol. 5, 1882, p. 

 442 (part); Yarrow Bull. U. S. Nat. Mus., No. 24, 1883, p. 64 

 (part); Belding, West Amer. Scientist, Vol. Ill, No. 24, 1887, 

 p. 96; Townsend, Proc. U. S. Nat. Mus., Vol. XIII, 1890, p. 144. 



? Sceloporus clarkii Terron, Mem. y Rev. Soc. Cient. Antonio Alzate, 

 Vol. 39, 1 92 1, pp. 165, 167. 



Descri-ption. — Head and body little depressed. Nasal 

 opening slightly nearer to end of snout than to orbit. Upper 

 head-plates smooth, often a little convex, and sometimes 



