Myersiella microps (Duméril and Bibron, 1841)

Class: Amphibia > Order: Anura > Family: Microhylidae > Subfamily: Gastrophryninae > Genus: Myersiella > Species: Myersiella microps

Engystoma microps Duméril and Bibron, 1841, Erp. Gen., 6: 744. Type(s): MNHNP; MNHNP 5034 recorded as holotype according to Guibé, 1950 "1948", Cat. Types Amph. Mus. Natl. Hist. Nat.: 62. Type locality: "Brésil"; restricted to "Rio de Janeiro", Rio de Janeiro, Brazil, by Guibé, 1950 "1948", Cat. Types Amph. Mus. Natl. Hist. Nat.: 62; and Nelson and Lescure, 1975, Herpetologica, 31: 391.

Gastrophryne micropsStejneger, 1910, Proc. Biol. Soc. Washington, 23: 165-168.

Engystoma sub-nigrum Miranda-Ribeiro, 1920, Rev. Mus. Paulista, São Paulo, 12: 285. Syntypes: MZUSP (2 specimens), by original designation. Type locality: "Estado do Estado do Rio [de Janeiro]. Serra de Macahé", Brazil. Synonymy by Nelson and Lescure, 1975, Herpetologica, 31: 389.

Engystoma dumerili Miranda-Ribeiro, 1926, Arq. Mus. Nac., Rio de Janeiro, 27: 183, 225. Substitute name for Engystoma microps.

Microhyla subnigraParker, 1934, Monogr. Frogs Fam. Microhylidae: 150.

Microhyla micropsLutz, 1954, Mem. Oswaldo Cruz, Rio de Janeiro, 52: 155-197.

Myersiella subnigraCarvalho, 1954, Occas. Pap. Mus. Zool. Univ. Michigan, 555: 1-19.

Myersiella micropsNelson and Lescure, 1975, Herpetologica, 31: 391.

English Names

Rio Elongated Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 91).


Low and moderate elevations in Espírito Santo and Rio de Janeiro into Minas Gerais; Serra do Mar in São Paulo, Brazil.

Geographic Occurrence

Natural Resident: Brazil

Endemic: Brazil


See account (as Microhyla subnigra) by Cochran, 1955 "1954", Bull. U.S. Natl. Mus., 206: 369-370. Izecksohn and Carvalho-e-Silva, 2001, Anf. Municipio Rio de Janeiro: 93, provided a brief account and photo. Feio, Cassimiro, and Cruz, 2003, Herpetol. Rev., 34: 259, reported the species from the municipality of Caratinga, Minas Gerais, Brazil.

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