Pristimantis ventrimarmoratus (Boulenger, 1912)

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

Hylodes ventrimarmoratus Boulenger, 1912, Ann. Mag. Nat. Hist., Ser. 8, 10: 187. Syntypes: BMNH 1947.2.15.73 (formerly 1911.12.12.77), 1947.2.15.74–76 (formerly 1911.1.1.51–53) according to J.D. Lynch in Frost, 1985, Amph. Species World: 327; BMNH 1947.2.14.74 designated lectotype by Moravec, Lehr, and Kodejš, 2020, ZooKeys, 994: 133. Type locality: "Chanchamayo, [Departamento Junín,] Peru, 2600 feet" and "El Topo, R. Pastaza, [Provincia Tungurahua,] E. Ecuador, 4200 feet".

Eleutherodactylus ventrimarmoratus — Andersson, 1945, Ark. Zool., 37A(2): 30.

Eleutherodactylus ventrivittatus Andersson, 1945, Ark. Zool., 37A(2): 32. Syntypes: NHRM (2 specimens), by original indication. Type locality: "Ambitagua [= Abitagua], Rio Pastaza", Provincia Tungurahua or Pastaza, Ecuador. Synonymy by Lynch and Duellman, 1980, Misc. Publ. Mus. Nat. Hist. Univ. Kansas, 69: 60–61.

Eleutherodactylus (Eleutherodactylus) ventrimarmoratusLynch, 1996, in Powell and Henderson (eds.), Contr. W. Indian Herpetol.: 154; Lynch and Duellman, 1997, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 23: 234.

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

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

English Names

Tungurahua Robber Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 80).


Cloud forests and montane rainforest of northern Ecuador (below 1800 m elevation) south to southern Peru and northern adjacent Bolivia; apparently found in extreme western Brazil (see comment).

Geographic Occurrence

Natural Resident: Bolivia, Brazil, Ecuador, Peru


In the Eleutherodactylus (Eleutherodactylus) martinicensis series, Eleutherodactylus unistrigatus group according to Lynch and Duellman, 1997, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 23: 234. See brief account by Lynch and Duellman, 1980, Misc. Publ. Mus. Nat. Hist. Univ. Kansas, 69: 60–61. Rodríguez and Duellman, 1994, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 22: 62, provided a brief account for the Iquitos region of northeastern Peru as Eleutherodactylus ventrimarmoratus.  De la Riva, Köhler, Lötters, and Reichle, 2000, Rev. Esp. Herpetol., 14: 47, provided the Bolivian record and access to literature. Padial, Gonzales-Álvarez, Reichle, Aguayo-Vedia, and De la Riva, 2004, Graellsia, 60: 171, provided records from Departamento La Paz, Bolivia. Duellman, 2005, Cusco Amazonico: 273, provided an account (adult morphology, description of the call, life history). 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: 128. See Duellman and Lehr, 2009, Terrest.-breeding Frogs in Peru: 251–252, for brief account. Reyes-Puig, Reyes-Puig, and Yánez-Muñoz, 2013, Avanc. Cienc. Ingen., Quito, Secc. B,, 5(2): B5–B13, commented on the range in Ecuador. Brito-M., Batallas-Revelo, and Yánez-Muñoz, 2017, Neotropical Biodiversity, 3: 125–156. provided a record from Morona Santiago, Ecuador and brief natural history notes. See brief account for the Manu region, Peru, by Villacampa-Ortega, Serrano-Rojas, and Whitworth, 2017, Amph. Manu Learning Cent.: 100–101. Metcalf, Marsh, Torres Pacaya, Graham, and Gunnels, 2020, Herpetol. Notes, 13: 753–767, reported the species from the Santa Cruz Forest Reserve, Loreto, northeastern Peru. Included in the Brazilian fauna without comment or reference to specimens by Segalla, Berneck, Canedo, Caramaschi, Cruz, Garcia, Grant, Haddad, Lourenço, Mângia, Mott, Nascimento, Toledo, Werneck, and Langone, 2021, Herpetol. Brasil., 10: 145. 

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