Ischnocnema octavioi (Bokermann, 1965)

Class: Amphibia > Order: Anura > Superfamily: Brachycephaloidea > Family: Brachycephalidae > Genus: Ischnocnema > Species: Ischnocnema octavioi

Eleutherodactylus octavioi Bokermann, 1965, Copeia, 1965: 440. Holotype: WCAB 14470, by original designation (now in MZUSP). Type locality: "Estrada da Cascatinha, Tijuca Mountains, 350 m, Rio de Janeiro, state of Guanabara [now Rio de Janeiro], Brazil".

Eleutherodactylus (Eleutherodactylus) octavioiLynch and Duellman, 1997, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 23: 229.

Ischnocnema octavioiHeinicke, Duellman, and Hedges, 2007, Proc. Natl. Acad. Sci. USA, Suppl. Inform., 104: 15.

English Names

Octavio's Robber Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 77).


Extreme eastern state of São Paulo east to the Parque Nacional da Serra dos Órgãos, in the state of Rio de Janeiro, with a disputed record from Matilde , Espírito Santo, Brazil. See comment. 


In the Eleutherodactylus (Eleutherodactylus) binotatus series, Eleutherodactylus binotatus group according to Lynch and Duellman, 1997, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 23: 229. Izecksohn and Carvalho-e-Silva, 2001, Anf. Municipio Rio de Janeiro: 84, provided a brief account and photo. In the Ischnocnema guentheri species series of Hedges, Duellman, and Heinicke, 2008, Zootaxa, 1737: 27; Hedges, Duellman, and Heinicke, 2008, Zootaxa, 1737: 27. In the Ischnocnema verrucosa species series of Padial, Grant, and Frost, 2014, Zootaxa, 3825: 122. Vrcibradic, Almeida-Gomes, Van Sluys, and Rocha, 2008, Check List, 4: 103-106, provided a record for Morro São João, a mountain in the municipality of Casimiro de Abreu, state of Rio de Janeiro, Brazil. Dantas and Ferreira, 2010, Herpetol. Rev., 41: 103-104, provided a record for Espírito Santo, Brazil, and commented on the range. Holer, Sýkorovský, and Hejcmanová, 2017, Check List, 13(3): 1–5, discussed the range and published records and disputed the Espiritu Santo record without examining the specimen. 

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