Scinax rostratus (Peters, 1863)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Hylinae > Genus: Scinax > Species: Scinax rostratus

Hyla rostrata Peters, 1863, Monatsber. Preuss. Akad. Wiss. Berlin, 1863: 466. Holotype: ZMB 3175, according to Duellman, 1977, Das Tierreich, 95: 96, and Bauer, Günther, and Klipfel, 1995, in Bauer et al. (eds.), Herpetol. Contr. W.C.H. Peters: 42. Type locality: "Caracas", Venezuela.

Hyla foliamorta Fouquette, 1958, Herpetologica, 14: 125. Holotype: TNHC 23109, by original designation. Type locality: "7 miles northwest of Miraflores Locks, Canal Zone, on the west bank of the Gaillard Cut . . . . in cane grass growing along a roadside ditch adjacent to Empire Firing Range", Panama. Synonymy by Rivero, 1968, Acta Biol. Venezuelica, 6: 133.

Ololygon rostrataFouquette and Delahoussaye, 1977, J. Herpetol., 11: 392.

Scinax rostrataDuellman and Wiens, 1992, Occas. Pap. Mus. Nat. Hist. Univ. Kansas, 151: 23.

Scinax rostratusKöhler and Böhme, 1996, Rev. Fr. Aquar. Herpetol., 23: 139.

English Names

Caracas Snouted Treefrog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 64).


Lowlands from central Panama to the eastern lowlands of San Blas, through to Colombia in the Magdalena Valley; Llanos of eastern Colombia through to southern and northern lowlands of Venezuela and east through northern Guyana to northwestern Suriname; a seemingly isolated population in east-central to central (municipalities of Aveiro and Vitória do Xingu), Pará, Brazil. 

Geographic Occurrence

Natural Resident: Brazil, Colombia, Guyana, Panama, Suriname, Venezuela


For discussion see Duellman, 1972, Zool. Meded., Leiden, 47: 187–190, and Duellman, 1970, Monogr. Mus. Nat. Hist. Univ. Kansas: 204–207, and note by Duellman, 2001, Hylid Frogs Middle Am., Ed. 2: 854–855. In the Scinax ruber clade, Scinax rostratus group of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 96–97. Gorzula and Señaris, 1999 "1998", Scient. Guaianae, 8: 41, commented on the distribution in Venezuela. 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. Köhler, 2011, Amph. Cent. Am.: 262–264, provided a brief summary of natural history and identification key for the species of Scinax in Central America and provided a range map and photograph for this species. Señaris, Lampo, Rojas-Runjaic, and Barrio-Amorós, 2014, Guía Ilust. Anf. Parque Nac. Canaima: 184–185, provided a photograph and a brief account for the Parque Nacional de Canaima, Venezuela. Armesto, Acevedo-Rincón, and Martinez Cuesta, 2018, Herpetol. Rev., 49: 283, provided a record from the state of Norte de Santander, Colombia, and discussed the range. Ovalle-Pacheco, Camacho-Rozo, and Arroyo, 2019, Check List, 15: 393–394, reported the species from Boyacá, Colombia, and commented on the range in Colombia. See Barrio-Amorós, Rojas-Runjaic, and Señaris, 2019, Amph. Rept. Conserv., 13 (1: e180): 87, for comments on range, systematics, and literature. Señaris and Rojas-Runjaic, 2020, in Rull and Carnaval (eds.), Neotrop. Divers. Patterns Process.: 571–632, commented on range and conservation status in the Venezuelan Guayana. Lopes and Giaretta, 2022, Pap. Avulsos Zool., São Paulo, 22 (e202262036): 1–8, transferred the Roraima, Brazil, record to Scinax kennedyi, and provided an extensive discussion of the advertisement calls of the two species as well as discussing their comparative morphology. In the Scinax rostratus group of Araujo-Vieira, Lourenço, Lacerda, Lyra, Blotto, Ron, Baldo, Pereyra, Suárez-Mayorga, Baêta, Ferreira, Barrio-Amorós, Borteiro, Brandão, Brasileiro, Donnelly, Dubeux, Köhler, Kolenc, Leite, Maciel, Nunes, Orrico, Peloso, Pezzuti, Reichle, Rojas-Runjaic, Silva, Sturaro, Langone, Garcia, Rodrigues, Frost, Wheeler, Grant, Pombal, Haddad, and Faivovich, 2023, S. Am. J. Herpetol., 27 (Special Issue): 76 (see comment under Hylinae).   

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