in the mountains of the Sierra Madre Occidental in western
Jalisco southward through the Cordillera Volcanica in Michoacan,
Mexico, and Morelos, the Sierra de Coalcoman in Michoacan, and the
Sierra Madre del Sur in Guerrero and Oaxaca, and thence northward in
the Sierra Madre Oriental to central Veracruz (Fig. 2).

Specimens examined.--GUERRERO: Omiltemi, UIMNH 38023-5. JALISCO: 25
km. SE Autlan, UMMZ 102076. MEXICO: 19 km. W Villa Victoria, UIMNH
28162, USNM 114513. MORELOS: Cuernavaca, USNM 121523; _3 km. N
Cuernavaca_, UIMNH 28168-70. MICHOACAN: Cerro San Andres, UMMZ 102075;
Dos Aguas, UMMZ 119193; _12.5 km. ENE Dos Aguas_, UMMZ 119194; _Los
Conejos_, UMMZ 94238-40; Uruapan, KU 68077-8, 69093 (skeleton), UIMNH
20457, 28167, UMMZ 85452-3, 112838, 112839 (16), 115231 (tadpoles),
115232, 115233 (12), 121515, S-1699 (skeleton), S-1826 (skeleton),
USNM 114514-5, 114517-24. OAXACA: Cerro San Felipe, UIMNH 28163; Pluma
Hidalgo, AMNH 13447; San Lucas Camotlan, USNM 123689; San Vincente,
UIMNH 51346 (Smith and Williams, 1963:23). VERACRUZ: no specific
locality, USNM 32261; Cumbres de Acultzingo, CNHM 105482-3, UIMNH
28164-6, 49133-4, USNM 114525.

[Illustration: FIG. 2. Map showing locality records for
_Hyla bistincta_ and _Hyla charadricola_.]

#Hyla charadricola# new species

_Holotype._--University of Kansas Museum of Natural History No. 58414
from the Rio Totolapa, 14.4 kilometers by road west of Huachinango,
Puebla, Mexico, 2280 meters; obtained by John Wellman on June 8, 1960.

_Paratypes._--KU 58415-58423, same data as holotype, and UIMNH 50966,
obtained at the type locality by William E. Duellman on February 11,
1961.

_Diagnosis._--Maximum snout-vent length in males, 45 mm.; snout in
dorsal profile truncate; tarsal fold short and weak; inner metatarsal
tubercle moderately large, elliptical, and flat; outer metatarsal
tubercle minute, round, and indistinct; webbing extending to base of
terminal phalanx of fourth toe; nuptial spines on thumb absent;
thoracic fold absent; anal opening at level of middle of thigh; dorsum
olive-green with black reticulations; venter cream color with brown
flecks on chin; flanks pale grayish green with brown spots; anal
stripe absent; row of white flecks above and a row below anus; vocal
slits absent.

_Description of Holotype._--Adult male having a snout-vent lenth of
44.4 mm.; tibia length, 22.2 mm., 50 per cent of snout-vent length;
foot length (measured from proxima