198 BULLETIN 19 9, UNITED STATES NATIONAL MUSEUM 



Gerrhonotus deppii digueti Mocquard, Bull. Mus. Hist. Nat. Paris, 1905, p. 79 

 (Mus. Hist. Nat. Paris; Sierra de Zacapoaxtla, Puebla; Leon Diguet, collector). 



Type. — Zool. Mus, Berlin; F. Deppe collector. 

 Type locality. — Mexico. Here restricted to El Chico, Hidalgo.' 

 Range. — Southern Hidalgo, central and northern Puebla. Re- 

 ported from Hidalgo: El Chico; Puebla: Zacapoaxtla, Ahuacatlan. 

 Intergrades of taeniata and graminea are reported from La Joya, 

 Veracruz. 



ABRONIA TAENIATA GRAMINEA (Cope) 



Gerrhonotus gramineus Cope, Proc. Acad. Nat. Sci. Philadelphia, Aug. 1864, p. 



179. — GtJNTHER, Biologia Centrali-Americana, Reptilia and Batrachia, 



1885, p. 36, pi. 24, fig. B. 

 Abronia taeniata graminea, Tihen, Amer. Midi. Nat., vol. 41, 1949, p. 591. 



Type. — U.S.N.M. (Field No. 50); Frangois E. Sumichrast collector. 



Type locality. — Orizaba, Mexico. 



Range. — Central Veracruz and eastern Puebla. Reported from 

 Puebla: Pajaro Verde, Puente Colorado; Veracruz: Orizaba, 

 Acultzingo. 



ABRONIA FUSCOLABIALIS (Tihen) 



Gerrhonotus fuscolabialis Tihen, Copeia, 1944, pp. 112-115, figs. 1-3. 

 Abronia fuscolabialis, Tihen, Amer. Midi. Nat., vol. 41, 1949, p. 591. 



Type.—R. T. Moore coll. No. 400 (California Inst. Tech.). 

 Type locality. — Mount Zempoaltepec, Oaxaca. 

 Range. — Known only from the type locality. 



Genus BARISIA Gray 



Barisia Gray, Ann. Mag. Nat. Hist., ser. 1, vol. 1, 1838, p. 390. — Tihen, Amer. 



Midi. Nat., vol. 41, 1949, pp. 596-598, figs. 10-12; Univ. Kansas Sci. Bull., 



vol. 23, 1949, pp. 217-256, pis. 1-2, fig. 1. 

 Mesaspis Cope, Proc. Amer. Philos. Soc, vol. 17, 1877, p. 96 (type, M. moreletii 



Bocourt) . 



Genotype. — Gerrhonotus imbricatus Wiegmann [=Barisia imbricata 

 imbricata (Wiegmann)]. 



Range. — Chihuahua and Coahuila south to Chiapas; Central 

 America to Panama. 



Species. — Nine, with 16 forms; 8 species, 12 forms, occur in Mexico. 



KEY TO MEXICAN SPECIES OF BARISIA 



1. Postmental unpaired; prefrontal bones in contact 2 



Postmental paired; prefrontal bones separated by frontonasal 4 



2. Eighteen to 20 longitudinal dorsal scale rows; frontonasal normally present- 3 

 Fourteen longitudinal dorsal scale rows; frontonasal normally absent. 



viridiflava (p. 200) 



3. Upper postnasal separated from lower by a loreonasal contact. 



moreleti rafaeli (p. 199) 



• It is known that Deppe collected in this region. 



