Physalaemus nanus (Boulenger, 1888)

Class: Amphibia > Order: Anura > Family: Leptodactylidae > Subfamily: Leiuperinae > Genus: Physalaemus > Species: Physalaemus nanus

Eupemphix nana Boulenger, 1888, Ann. Mag. Nat. Hist., Ser. 6, 1: 187. Syntypes: BMNH (2 specimens), by original designation, these being BMNH 1888.2.7.10–11 (now renumbered 1947.2.20.31–32) according to museum records. Type locality: "Lages, Santa Catharina", Brazil.

Physalaemus nanaCochran, 1955 "1954", Bull. U.S. Natl. Mus., 206: 354.

Physalaemus nanusBokermann, 1962, An. Acad. Brasil. Cienc., 34: 567.

English Names

Santa Catharina Dwarf Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 83).


São Paulo to Rio Grande do Sul, Brazil.

Geographic Occurrence

Natural Resident: Brazil

Endemic: Brazil


In the Physalaemus signifer group of of Nascimento, Caramaschi, and Cruz, 2005, Arq. Mus. Nac., Rio de Janeiro, 63: 308.  Haddad and Pombal, 1998, J. Herpetol., 32: 557–565, described the call. See account by Bokermann, 1962, An. Acad. Brasil. Cienc., 34: 563–568. In the Physalaemus signifer clade of Lourenço, Targueta, Baldo, Nascimento, Garcia, Andrade, Haddad, and Recco-Pimentel, 2015, Mol. Phylogenet. Evol., 92: 204–216. Weber, Gonzaga, and Carvalho-e-Silva, 2006 "2005", Arq. Mus. Nac., Rio de Janeiro, 63: 678, provided a sonogram of the advertisement call. Ceron and Santana, 2017, Zootaxa, 4277: 280–281, described larval morphology. Hepp and Pombal, 2020, Zootaxa, 4725: 1–106, discussed this species as part of a genus-wide discussion of bioacoustical traits among the species. 

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