Abstract
We present the first documented record of the Tawny-rumped Tyrannulet (Tyranniscus uropygialis), with acoustic and photographic evidence.
References
Capovilla P, Caverzasi H, Ansenuza M (2025) eBird Checklist: https://ebird.org/checklist/S271910696. eBird: An online database of bird distribution and abundance. eBird, Ithaca, New York. Accedido el 25/3/2026
Di Giacomo AG (1995) Dos especies nuevas para la avifauna argentina. El Hornero 14: 77-78. https://doi.org/10.56178/eh.v14i1-2.1041
Fjeldså J, Krabbe N (1990) Birds of the High Andes. Zoological Museum, University of Copenhagen & Apollo Books, Svendborg
Mayer S (2000) Birds of Bolivia 2.0 (CD-ROM). Westernieland: Bird Songs International
Mazar Barnett J, Pearman M (2001) Lista comentada de las aves argentinas / Annotated checklist of the birds of Argentina. Lynx Edicions, Barcelona

This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
