Gastrotheca microdiscus (Andersson, 1910)

Class: Amphibia > Order: Anura > Family: Hemiphractidae > Genus: Gastrotheca > Species: Gastrotheca microdiscus

Nototrema microdiscus Andersson In Lönnberg and Andersson, 1910, Ark. Zool., 6(9): 9. Syntypes: NHRM 1480 (2 specimens), according to Duellman, 1985, in Frost (ed.), Amph. Species World: 115. Type locality: "in the forest at Desiro Ribas [= Desvio Ribas], [Ponta Grossa,] Paranà", Brazil.

Opisthodelphis microdiscumMiranda-Ribeiro, 1926, Arq. Mus. Nac., Rio de Janeiro, 27: 112. Inccorrect spelling of the generic name. 

Gastrotheca microdiscaCochran, 1955 "1954", Bull. U.S. Natl. Mus., 206: 50. Incorrect subsequent spelling.

Gastrotheca (Opisthodelphys) microdiscusDubois, 1987 "1986", Alytes, 5: 31.

Gastrotheca (Australotheca) microdiscus — Duellman, 2015, Marsupial Frogs: 203.

Gastrotheca (Alainia) microdiscus — Duellman and Cannatella, 2018, Alytes, 36: 195.

Alainia microdiscus — Dubois, Ohler, and Pyron, 2021, Megataxa, 5: 431.

English Names

Tiny-fingered Marsupial Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 53).


Southern São Paulo (state) to Santa Catarina, Brazil.

Geographic Occurrence

Natural Resident: Brazil

Endemic: Brazil


In the Gastrotheca ovifera group by implication of Duellman, Maxson, and Jesiolowski, 1988, Copeia, 1988: 527–543. The species name is a noun in apposition. See comment under Gastrotheca albolineata. Sachsse, Izecksohn, and Carvalho-e-Silva, 1999, Herpetologica, 55: 401–406, suggested that this nominal species was a species complex, as did Izecksohn and Carvalho-e-Silva, 2008, Rev. Brasil. Zool., 25: 100. See account by Caramaschi and Rodrigues, 2007, Bol. Mus. Nac., Rio de Janeiro, N.S., Zool., 525: 1–19. Antunes and Haddad, 2009, Scient. Am. Brasil, 2009: 69–73, reported on the advertisement call. In the Gastrotheca microdiscus group of Castroviejo-Fisher, Padial, De la Riva, Pombal, Silva, Rojas-Runjaic, Medina-Méndez, and Frost, 2015, Zootaxa, 4004: 1–72. See detailed account by Duellman, 2015, Marsupial Frogs: 203–206. Monteiro, Condez, Malagoli, De Nardin, and Haddad, 2019, Salamandra, 55: 48–53, provided information on distribution, natural history, advertisement call, and molecular genetics. 

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