Elachistocleis piauiensis Caramaschi and Jim, 1983

Class: Amphibia > Order: Anura > Family: Microhylidae > Subfamily: Gastrophryninae > Genus: Elachistocleis > Species: Elachistocleis piauiensis

Elachistocleis piauiensis Caramaschi and Jim, 1983, Herpetologica, 39: 391. Holotype: JJ 6024, by original designation. Type locality: "Picos, State of Piauí, Northeastern Brasil (ca. 07° 05′ S and 41° 30′ W)".

Engystoma piauiensis — Dubois, Ohler, and Pyron, 2021, Megataxa, 5: 216. 

English Names

Piaui Oval Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 89).


Known from three localities: the type locality in Piauí; Fazenda Minador, Municipality of Mombaça, state of Ceará; and São Luis, state of Maranhão, northeastern Brazil.


See comment under Elachistocleis. Santos, Amorim, Brito, and Roberto, 2005, Herpetol. Rev., 36: 332, briefly discussed the range and provided the record for Ceará, Brazil. Nunes, Canedo, and Carvalho, 2010, S. Am. J. Herpetol., 5: 30–34, provided the record from Piauí, Brazil  Jowers, Othman, Borzée, Rivas-Fuenmayor, Sánchez-Ramírez, Auguste, Downie, Read, and Murphy, 2021, Organisms Divers. Evol., 21: 189–206, discussed the phylogenetics and biogeography of this species. 

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