Dendropsophus mathiassoni (Cochran and Goin, 1970)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Hylinae > Genus: Dendropsophus > Species: Dendropsophus mathiassoni

Hyla mathiassoni Cochran and Goin, 1970, Bull. U.S. Natl. Mus., 288: 286. Holotype: FMNH 81779, by original designation. Type locality: "Villavicencio, [Departamento] Meta, Colombia".

Dendropsophus mathiassoniFaivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 92.

English Names

Mathiasson's Treefrog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 56).


Lowlands of the Orinoco Basin in Colombia, 35–1120 m elevation, with records in the departments of Arauca, Boyacá, Casanare, Caquetá, Cundinamarca,  Guaviare,  Meta, and Vichada and from adjacent Venezuela from Fundo Copaiba, Morichito sector, northern Puerto Ayacucho, northwestern Amazonas state. 

Geographic Occurrence

Natural Resident: Colombia, Venezuela


In the Dendropsophus microcephalus group of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 91–92. See comments by Lynch, 2006, Caldasia, 28: 140. Lynch and Suárez-Mayorga, 2011, Caldasia, 33: 235–270, illustrated the tadpole and included the species in a key to the tadpoles of Amazonian Colombia. Acosta-Galvis, 2017, Biota Colomb., 18: 282–315, reported the species from the Municipality of Yopal, Casanare Department, Colombia. In the Dendropsophus microcephalus group of Orrico, Grant, Faivovich, Rivera-Correa, Rada, Lyra, Cassini, Valdujo, Schargel, Machado, Wheeler, Barrio-Amorós, Loebmann, Moravec, Zina, Solé, Sturaro, Peloso, Suárez, and Haddad, 2021, Cladistics, 37: 73–105. Rojas-Runjaic, Barrio-Amorós, and Castroviejo-Fisher, 2021, Herpetol. Notes, 14: 533–536, provided the first record from Venezuela and mapped the known range. Cruz-Rodríguez, Lynch, Cárdenas, and Caicedo-Portilla, 2021, Zootaxa, 4965: 266, pictured a paratype in the MLS. 

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