Ptychohyla macrotympanum (Tanner, 1957)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Hylinae > Genus: Ptychohyla > Species: Ptychohyla macrotympanum

Hyla macrotympanum Tanner, 1957, Great Basin Nat., 17: 52. Holotype: AMNH 62141 (formerly BYU 13752), by original designation. Type locality: "10 miles east of Chiapa de Corzo, Chiapas", Mexico.

Ptychohyla macrotympanumDuellman, 1961, Univ. Kansas Publ. Mus. Nat. Hist., 13: 351.

Ptychohyla euthysanota macrotympanumDuellman, 1963, Univ. Kansas Publ. Mus. Nat. Hist., 15: 320.

Ptychohyla macrotympanumCampbell and Smith, 1992, Herpetologica, 48: 165.

English Names

Pine Forest Stream Frog (Liner, 1994, Herpetol. Circ., 23: 26; Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 63; Liner and Casas-Andreu, 2008, Herpetol. Circ., 38: 21).


Humid montane and pine-oak forest at elevations of 700–1700 m on the northern slopes of the Chiapan Highlands of Tabasco and Chiapas in Mexico and the Sierra de Cuchumatanes in Guatemala; also in the upper Grijalva Basin in Chiapas, Mexico, and Guatemala.

Geographic Occurrence

Natural Resident: Guatemala, Mexico


Removed from synonymy of Ptychohyla euthysanota by Campbell and Smith, 1992, Herpetologica, 48: 153–167, where it had been placed by Duellman, 1963, Univ. Kansas Publ. Mus. Nat. Hist., 15: 320. See by Duellman, 1970, Monogr. Mus. Nat. Hist. Univ. Kansas: 539–540 account (as Ptychohyla euthysanota macrotympanum) and note by Duellman, 2001, Hylid Frogs Middle Am., Ed. 2: 1020–1021. See illustration, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 277. Köhler, 2011, Amph. Cent. Am.: 256–261, provided a brief summary of natural history and identification key for the species of Ptychohyla in Central America and provided a range map and photograph for this species. Ríos-Rodas, Zenteno-Ruiz, Barragán-Vazquez, Canseco-Márquez, and López Luna, 2019, Check List, 15: 1161–1166, provided a record for extreme southwestern Tabasco, Mexico, near the borders of Veracruz and Chiapas. 

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