Pristimantis muscosus (Duellman and Pramuk, 1999)

Class: Amphibia > Order: Anura > Superfamily: Brachycephaloidea > Family: Strabomantidae > Subfamily: Pristimantinae > Genus: Pristimantis > Species: Pristimantis muscosus

Eleutherodactylus (Eleutherodactylus) muscosus Duellman and Pramuk, 1999, Sci. Pap. Nat. Hist. Mus. Univ. Kansas, 13: 51. Holotype: KU 219482, by original designation. Type locality: "east slope of Abra Pardo de Miguel (05° 46′ S, 77° 41′ W, about 1800 m), Provincia Rioja, Departamento San Martín, Peru".

Pristimantis muscosusHeinicke, Duellman, and Hedges, 2007, Proc. Natl. Acad. Sci. USA, Suppl. Inform., 104: Table 2.

Pristimantis (Pristimantis) muscosusHedges, Duellman, and Heinicke, 2008, Zootaxa, 1737: 128.

Pristimantis (Huicundomantis) muscosus — Páez and Ron, 2019, ZooKeys, 868: 27. 

English Names

None noted.


Known only from the eastern slope of the Cordillera del Condor in Ecuador and adjacent Peru.

Geographic Occurrence

Natural Resident: Ecuador, Peru


In the Eleutherodactylus unistrigatus group according to the original publication. In the Pristimantis (Pristimantis) unistrigatus species group of Hedges, Duellman, and Heinicke, 2008, Zootaxa, 1737: 128. Not assignable to a species group according to Padial, Grant, and Frost, 2014, Zootaxa, 3825: 127. See Duellman and Lehr, 2009, Terrest.-breeding Frogs in Peru: 201-202, for brief account and statement that the Ecuador record requires confirmation. Yánez-Muñoz, Toral-Contreras, Meza-Ramos, Reyes-Puig, Bejarano-Muñoz, Mueses-Cisneros, and Paucar, 2012, Check List, 8: 286-290, provided a range extension in Ecuador and commented on the range. In the Pristimantis (Huicundomantis) cryptomelas species group of Páez and Ron, 2019, ZooKeys, 868: 95, who (p. 95) suggested that the Ecuadorian population may represent an unnamed species. Venegas, García Ayachi, and Catenazzi, 2021 "2022", Taxonomy, 2022: 37, suggested that the Ecuadorian part of the range requires genetic confirmation. 

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