144 U.S. NATIONAL MUSEUM BULLETIN 220 



CoTYPES (2) : 26166-7, Zacatecas, Mexico (restricted to Valparaiso 

 Mountains, Zacatecas, Mexico) , A. Duges, 1884. 



Sceloporus torqiiatus mucronatus Cope 



Proc. Amer. Philos. Soc, vol. 22, p. 402, 1885. 

 =Sceloporus mucronatus mucronatus Cope 



CoTYPES (5) : 25075-9, Mirador, Veracruz, Mexico, C. Sartorius. 25077 

 is the lectotype. 25074 was exchanged to MCZ in 1944. 



Sceloporus tristichus Cope - . . • ' 



in Yarrow, Report upon the collections of batrachians and reptiles . . . 

 1871, 1872, 1873, 1874, in Report U.S. Geogr. and Geol. Expl. and Surv. 

 West of One Hundr. Mer., vol. 5, p. 571, 1875. 

 =Sceloporus undulatus tristichus Cope 



HoLOTYPE: 8613, Taos (Taos County), New Mexico, W. G. Shedd, August 

 1874. 



Sceloporus undulatus erythrocheilus Maslin 



Herpetologica, vol. 12, p. 291, 1956. 

 HoLOTYPE: 137833, Purgatoire River, 19 miles east of Model, Las Animas 

 County, Colorado, T. P. Maslin and H. A. Fehlmann, Sept. 17, 1949. 



Sceloporus utiformis Cope 



Proc. Acad. Nat. Sci. Philadelphia, vol. 16, p. 177, 1864. 

 CoTYPES (2) : 42089, near Colima, Colima, Mexico, J. Xantus, 1863. 

 42090, near Chacan River, Michoacan, Mexico, J. Xanlus, May 1863. 



Sceloporus vandenburgianus Cope 



Amer. Nat., vol. 30, p. 834, 1896. 

 =^celoporus graciosus vandenburgianus Cope 



HoLOTYPE: 21931, S , Campbell's Ranch, Laguna, Imperial County, Cali- 

 fornia, summit of coast range, E. A. Mearns, June 20, 1894. 



Sceloporus variabilis oUoporus Smith 



Occ. Pap. Mus. Zool. Univ. Michigan, No. 358, p. 11, 1937. 

 Paratypes (4) : 37099-100, Ballena Bay, Nicoya, Peninsula, Costa Rica, 

 A. Alfaro, Nov. 15, 1906. 37101-2, $ , 9, Circuelas, Costa Rica, 900 ft., 

 A. Alfaro, Nov. 20, 1906. 



Sceloporus variabilis sniithi Hartweg and Oliver 



Occ. Pap. Mus. Zool. Univ. Michigan, No. 356, p. 1, 1937. 

 Paratypes (7) : 30332-7, Tehuantepec, Oaxaca, Mexico, F. Sumichrast. 

 46994, Tehuantepec, Oaxaca, Mexico, E. W. Nelson and E. A. Goldman, 

 May 24, 1895. 



