204 BULLETIN 199, UNITED STATES NATIONAL MUSEUM 



La Concepci6n, Tlapancingo, Tres Cruces; Puebla: Cacaloapam; 

 Morelos: Cuernavaca; Guanajuato: Silao. 



GEKKHONOTUS LIOCEPHALUS LOWERYI Tihen 



Gerrhonotus liocephalus loweryi Tihen, Trans. Kansas Acad. Sci., vol. 51, 1948, 

 pp. 302-305. 



Type.— La. State Univ. Mus. No. 480; Marcella Newman collector. 



Type locality. — "Xilitla region" (neighborhood of Xilitla, San Luis 

 PotosI). 



Range. — Known onlf from the type locality and possibly also from 

 Ciudad del Maiz, San Luis Potosi. 



GERRHONOTUS LIOCEPHALUS OPHIURUS Cope 



Gerrhonotus ophiurus Cope, Proc. Acad. Nat. Sci. Philadelphia, 1866, pp. 321-322. 

 Pterogasterus ophiurus, Cope, Proc. Amer. Philos. Soc, vol. 17, 1877, p. 96. 

 Gerrhonotus liocephalus ophiurus, Cope, Ann. Rep. U. S. Nat. Mus., 1898 (1900), 



pp. 516-517. 

 Gerrhonotus lemniscatus Bocourt, Nouv. Arch. Mus. Hist. Nat. Paris, vol. 7, 



1872, pp. 105-107 (Mus. Hist. Nat. Paris; Veracruz). 



Type.— U.S.N.M. No. 30206; Francois E. Sumichrast collector. 



Type locality. — Orizaba, Veracruz, Mexico. 



Range. — Eastern foothills of the plateau. Known only from Vera- 

 cruz: Orizaba, Jicaltepec, C6rdoba, Cerro Gordo; Puebla: Hueyta- 

 malco (Teziutlan). 



GERRHONOTUS LIOCEPHALUS INFERNALIS Baird 



Gerrhonotus infernalis Baird, Proc. Acad. Nat. Sci. Philadelphia, 1858, p. 255. 

 Gerrhonotus liocephalus infernalis, Cope, Ann. Rept. U. S. Nat. Mus., 1898 (1900), 



pp. 517-519, fig. 9.— Smith, Handbook of lizards, 1946, pp. 463-464, pi. 



131.— Tihen, Amer. Midi. Nat., vol. 41, 1949, p. 593. 



Type.—? U.S.N.M. No. 3090; C. B. R. Kennerly collector. 



Type locality. — Devils Eiver, Tex. 



Range. — San Luis PotosI, Coahuila and probably adjoining states 

 of Chihuahua and Nuevo Leon, northward to central Texas across 

 the Rio Grande valley from Rio Grande City to mouth of Devil's 

 River. Reported from Coahuila: Carmen Mountains, Cerro Encarna- 

 ci6n, Sierra Guadelupe south of La Cuchilla, Monclova; San Luis 

 Potosi: Alvarez, 



GERRHONOTUS LIOCEPHALUS AUSTRINUS Hartweg and Tihen 



Gerrhonotus liocephalus austrinus Hartweg and Tihen, Occ. Pap. Mus. Zool. 

 Univ. Michigan, No. 497, 1946, pp. 6, 7. 



Type. — Univ. Michigan Mus. Zool. No. 94921 ; Eizi Matuda collector. 

 Type locality. — 3,200 meters elevation on Cerro Male, Porvenir, 

 Chiapas. 

 Range. — Known only from the type locality. 



