CHECKLIST OF THE AMPHIBIA OF MEXICO 91 



cruz: Near Jalapa, Banderilla, Orizaba, San Andres (8,000 feet), 

 Mirador ? Veracruz, Misantla, Fortin, Cuautlapan, Potrero, Jico', 

 Orizaba, Acultzingo; ? Guerrero: Malinaltepec (Ahl); Hidalgo: Zacu- 

 altipan, Tianguistengo ; Nuevo Leon: Pablillo, 20 miles south of 

 Monterrey; San Luis Potosi: Tamazunchale, Valles; Puehla: Pajaro 

 Verde near Acultzingo, Necaxa, San Diego (near Tehuacan); Oamca: 

 Tehuantepec, Cerro San Felipe; Chiapas (no locality given). 



HYLA ARBORESCANDENS Taylor 



Hyla arborescandens Taylor, Univ. Kansas Sci. Bull., vol. 25, 1938 (1939), pp. 

 388-391, text fig. 1; Univ. Kansas Sci. Bull., vol. 26, 1939 (1940), p. 511. 



Type.— EUT-UMS No. 3135. 



Type locality. — Three miles southwest of Acultzingo, Veracruz, 

 Mexico. 



Range. — TIaxcala and central Veracruz to central Oaxaca. Ke- 

 ported from TIaxcala: Apizaco; Veracruz: above Acultzingo, Pan de 

 011a (near Tezuitlan); Puehla: Pajaro Verde (near Acultzingo, 

 Veracruz); Oaxaca: Cerro San Felipe. 



Genus PTYCHOHYLA Taylor 



Ptychohyla Taylor, Univ. Kansas Sci. Bull., vol. 30, 1944, p. 41. 



Genotype. — Ptychohyla adipoventris Taylor. 

 Range. — Guerrero. 

 Species. — One. 



PTYCHOHYLA ADIPOVENTRIS Taylor 



Ptychohyla adipoventris Taylor, Univ. Kansas Sci. Bull., vol. 30, 1944, pp. 41-45. 



Type.—EUT-RMS No. 21592. 



Type locality. — Agua del Obispo, Guerrero, Mexico. 



Range. — Known only from the type locality. 



Suborder Diplasiocoela Nicholls 



Diplasiocoela Nicholls, Proc. Linn. Soc. London, vol. 128, 1915-1916 (1916), 

 p. 87. 



KEY TO MEXICAN FAMILIES OF DIPLASIOCOELA 



1. Head very narrow; mouth small; no vomerine teeth; a transverse skin 

 fold on head, behind eyes; tympanum indistinct or invisible. 



Microhylidae (p. 91) 

 Head not narrowed; mouth large; vomerine teeth present; no transverse 

 fold on head; tympanum distinct Banidae (p. 96) 



Family MICROHYLIDAE Parker 



Microhylidae Parker, Monograph of the frogs of the family Microhylidae. 1934. 

 pp. 9, 19. 



