Elachistocleis helianneae Caramaschi, 2010

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

Elachistocleis helianneae Caramaschi, 2010, Bol. Mus. Nac., Rio de Janeiro, N.S., Zool., 527: 5. Holotype: MNRJ 6989, by original designation. Type locality: "BRAZIL: AMAZONAS: Humaitá (07° 35′ S, 62° 40′ W; 90m altitude)".

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

English Names

None noted.


Amazonian Brazil, in the States of Amazonas, Pará, Amapá, and Rondônia, and in northeastern Bolivia in the departments Beni and Santa Cruz.


Fonseca, Lanna, Sant’Anna, Pereira Silva, Santos, Neves, and Mângia, 2012, Zootaxa, 3559: 58-60, reported on the advertisement call. Costa-Campos and Freire, 2015, Check List, 11 (no. 5, art. 1747): 1–3, provided a record for Amapa, Brazil, and mapped the known range.  Zimmerman, 1983, Herpetologica, 39: 235–246, reported on advertisement call of what is likely this species, as Elachistocleis bicolor. See Marinho, Carvalho, Bang, Teixeira, Azarak, Costa-Campos, and Giaretta, 2018, Zootaxa, 4521: 357–375, for discussion of advertisement call, intraspecific variation, and diagnosis. Dias-Souza, Costa-Campos, and Menin, 2019, Zootaxa, 4701: 594–600, described larval morphology. 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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