Phryniscus olfersii Lichtenstein and Martens, 1856, Nomencl. Rept. Amph. Mus. Zool. Berol.: 40. Syntypes: ZMB (multiple) and BMNH (1 specimen, presumably exchanged from ZMB), according to Boulenger, 1887, Ann. Mag. Nat. Hist., Ser. 5, 20: 297. ZMB 3375, the surviving ZMB syntypes, designated lectotype by Cassini, Cruz, and Caramaschi, 2010, Zootaxa, 2491: 7. Type locality: "Brasilien"; restricted to "Serra do Mar mountain range, from the states of Rio de Janeiro to Sao Paulo", Brazil, by Cassini, Cruz, and Caramaschi, 2010, Zootaxa, 2491: 6.
Phrynidium olfersi — Cope, 1867, J. Acad. Nat. Sci. Philadelphia, Ser. 2, 6: 196.
Paludicola olfersi — Peters, 1882, Sitzungsber. Ges. Naturforsch. Freunde Berlin, 1882: 62.
Physalaemus olfersi — Parker, 1927, Ann. Mag. Nat. Hist., Ser. 9, 20: 464.
Atlantic Forest Dwarf Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 83).
From the municipality of Santa Teresa, state of Espírito Santo, southern region of the state of Minas Gerais to the municipality of São Paulo and central region of the state of São Paulo, in the municipality of Botucatu, Brazil.
In the Physalaemus olfersii group of Nascimento, Caramaschi, and Cruz, 2005, Arq. Mus. Nac., Rio de Janeiro, 63: 311. See account by Heyer, Rand, Cruz, Peixoto, and Nelson, 1990, Arq. Zool., São Paulo, 31: 316-317. Cruz, Cassini, and Caramaschi, 2008, S. Am. J. Herpetol., 3: 242, suggested that the taxon is a species complex. Giaretta, Martins, and Santos, 2009, Zootaxa, 2266: 51-60, compared the calls of Physalaemus olfersi, Physalaemus moreirae, Physalaemus bokermanni, and Physalaemus jordanensis. Species redelimited and discussed by Cassini, Cruz, and Caramaschi, 2010, Zootaxa, 2491: 1-33.
Please note: these links will take you to external websites not affiliated with the American Museum of Natural History. We are not responsible for their content.