Gastrotheca walkeri Duellman, 1980

Class: Amphibia > Order: Anura > Family: Hemiphractidae > Genus: Gastrotheca > Species: Gastrotheca walkeri

Gastrotheca walkeri Duellman, 1980, Occas. Pap. Mus. Zool. Univ. Michigan, 690: 1. Holotype: UMMZ 117177, by original designation. Type locality: "between Estación Biológica Rancho Grande and Paso Portachuelo, Estado Aragua, Venezuela, 1100 m".

Gastrotheca (Opisthodelphys) walkeriDubois, 1987 "1986", Alytes, 5: 31.

Gastrotheca (Cryptotheca) walkeri — Duellman, 2015, Marsupial Frogs: 141. 

Cryptotheca walkeri — Dubois, Ohler, and Pyron, 2021, Megataxa, 5: 431.

English Names

Walker's Marsupial Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 53).


Central part of Cordillera de la Costa, Venezuela, 650-1200 m elevation.

Geographic Occurrence

Natural Resident: Venezuela

Endemic: Venezuela


Superficially similar to Gastrotheca longipes but of uncertain phylogenetic position, according to Duellman, Maxson, and Jesiolowski, 1988, Copeia, 1988: 527-543. In the Gastrotheca longipes group of Castroviejo-Fisher, Padial, De la Riva, Pombal, Silva, Rojas-Runjaic, Medina-Méndez, and Frost, 2015, Zootaxa, 4004: 1–72. See account by Duellman, 2015, Marsupial Frogs: 141–145. See Barrio-Amorós, Rojas-Runjaic, and Señaris, 2019, Amph. Rept. Conserv., 13 (1: e180): 55, for comments on range, habitat, and literature.

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