348 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. Soc., XXII, 1885, pp. 395, 399; BOULENGER, Cat. Lizards 

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

 32, 1 887, 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. 

 Rept., 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; GARMAN, Bull. Essex Inst., Vol. 



XVI, No. i, 1884, p. 17; BELDING, West Amer. Scientist, Vol. Ill, 



No. 24, 1887, p. 98. 

 Sceloporus consobrinus YARROW, Bull. U. S. Nat. Mus., No. 24, 1883, 



p. 6 1 (part); BELDING, West Amer. Scientist, Vol. Ill, No. 24, 1887, 



p. 98. 

 Sceloporus rufidorsum 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, 1921, pp. 165, 167. 



Description. 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 



