Osteocephalus subtilis Martins and Cardoso, 1987

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Hylinae > Genus: Osteocephalus > Species: Osteocephalus subtilis

Osteocephalus subtilis Martins and Cardoso, 1987, Rev. Brasil. Biol., 47: 556. Holotype: MZUSP 60561, by original designation. Type locality: "Igarapé Brasília, Município de Cruzeiro do Sul (7° 37′ S, 72° 42′ W; 190 m de altitude), Estado do Acre, Brasil".

English Names

Brazilian Slender-legged Treefrog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 61).


Known from the vicinity of the type locality in the western Estado do Acre and in western Amazonas and to southern Loreto, Peru, and not far from Leticia, Colombia, where it is expected; also expected in extreme northern Bolivia.

Geographic Occurrence

Natural Resident: Brazil, Peru

Likely/Controversially Present: Bolivia, Colombia


De la Riva, Köhler, Lötters, and Reichle, 2000, Rev. Esp. Herpetol., 14: 57, and Köhler, 2000, Bonn. Zool. Monogr., 48: 69, consider this species possibly to occur in Bolivia. In the Osteocephalus alboguttatus species group of Jungfer, Faivovich, Padial, Castroviejo-Fisher, Lyra, Berneck, Iglesias, Kok, MacCulloch, Rodrigues, Verdade, Torres-Gastello, Chaparro, Valdujo, Reichle, Moravec, Gvoždík, Gagliardi-Urrutia, Ernst, De la Riva, Means, Lima, Señaris, Wheeler, and Haddad, 2013, Zool. Scripta, 42: 351–380. Melo-Sampaio, Ferrão, and Moraes, 2021, Breviora, 572: 12, provided a dot map that provided records from Peru and Brazil. Gagliardi-Urrutia, García Dávila, Jaramillo-Martinez, Rojas-Padilla, Rios-Alva, Aguilar-Manihuari, Pérez-Peña, Castroviejo-Fisher, Simões, Estivals, Guillen Huaman, Castro Ruiz, Angulo Chávez, Mariac, Duponchelle, and Renno, 2022, Anf. Loreto: 118–119, provided a brief account, photograph, dot map, and genetic barcode for Loreto, Peru. 

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