Isthmohyla angustilineata (Taylor, 1952)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Hylinae > Genus: Isthmohyla > Species: Isthmohyla angustilineata

Hyla angustilineata Taylor, 1952, Univ. Kansas Sci. Bull., 35: 850. Holotype: USNM 75060, by original designation. Type locality: "La Palma, [Provincia San José,] Costa Rica".

Isthmoyla angustilineataFaivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 103.

English Names

Narrow-lined Treefrog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 54).


Elevations of 1500–2040 m in humid montane forests in the mountains of Costa Rica (Cordilleras Tilarán, Cordillera Central, and Cordillera de Talamanca) and western Panama.

Geographic Occurrence

Natural Resident: Costa Rica, Panama


In the Isthmohyla pseudopuma group of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 103. See Duellman, 1970, Monogr. Mus. Nat. Hist. Univ. Kansas: 273–276, Savage and Heyer, 1969, Rev. Biol. Tropical, 16: 1–127, and Duellman, 2001, Hylid Frogs Middle Am., Ed. 2: 871–873. Lips and Savage, 1996, Proc. Biol. Soc. Washington, 109: 17–26, included this species (as Hyla angustilineata) in a key to the tadpoles found in Costa Rica. See account by Savage, 2002, Amph. Rept. Costa Rica: 327–328. See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 252. Arosemena and Ibáñez D., 1991, Herpetol. Rev., 22: 133, provided a specific locality in Panama. Köhler, 2011, Amph. Cent. Am.: 236–244, provided a brief summary of natural history for the species of Isthmohyla in Central America and provided a range map and photograph for this species.

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