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Species icon
Southern Beardless Tyrannulet

Camptostoma obsoletum
(Temminck, CJ, 1824)
Piojito Silbón
Risadinha
Family: Tyrannidae
Order: Passeriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia
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Conservation Status according to BirdLife International: Least Concern
 More information on BirdLife International

Synonyms: Muscicapa obsoleta.

Subspecies:


This taxon does not have a description yet.

At EcoRegistros, species pages are completed using open bibliographic compilations, and anyone can contribute.

If you'd like to submit a sourced description, email us at ecoregistros@ecoregistros.org and we'll publish it credited to your name.




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Latest feeding records
Feeding
GroupSpeciesDateUser
InsectsMosca Sierra (Adurgoa gonagra)25/10/2025Román Montero



Number of Photography: 688

Foto
Photography ID: 674700
  Immature
Punta Indio
Buenos Aires
Argentina
02/15/2026
Gaston Lisandro Gabinetti
Foto
Photography ID: 674574
  Immature
Punta Indio
Buenos Aires
Argentina
02/15/2026
Peter Vidana
Foto
Photography ID: 673282
  Adult
Reserva Natural Urbana Taku
La Rioja
Argentina
02/14/2026
Carlos De Biagi
Foto
Photography ID: 671899
  Adult
Resistencia
Chaco
Argentina
02/01/2026
Fernando Naifleisch
Foto
Photography ID: 669060
  Adult
La Caldera
Salta
Argentina
08/20/2025
Pablo Sanchez
Foto
Photography ID: 667499
 Los Cocos
Córdoba
Argentina
01/11/2026
Susana Gomez
Foto
Photography ID: 667498
  Adult
Los Cocos
Córdoba
Argentina
01/11/2026
Susana Gomez
Foto
Photography ID: 666601
  Adult
Parque Provincial Moconá
Misiones
Argentina
09/19/2013
Eugenia Boggiano
Foto
Photography ID: 664879
  Adult
Parque Nacional El Palmar
Entre Ríos
Argentina
11/25/2025
Elsa Longo



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Number of Recorded Vocalizations: 17



Audio playerUserDateCountryProvincePlaceSexLife stageIt was observedDetails
Dolores Fernandez01/31/2026ArgentinaBuenos AiresReserva Natural del PilarN/AN/ANoNo
Pablo Bruni04/09/2025ArgentinaEntre RíosLago Salto Grande, ConcordiaN/AN/ANoNo
Analía Gonzalez12/09/2024ArgentinaEntre RíosVilla Paranacito, Area Protegida Arroyo Las Palmas, Departamento Islas del IbicuyIndistinguishableAdultNoNo
Victor Hugo Michelini10/01/2024ArgentinaMisionesRuta 101, Parque Nacional IguazúN/AN/AYesNo
Diego Trillo10/11/2024ArgentinaBuenos AiresEco Área Avellaneda, AvellanedaIndistinguishableAdultNoNo
Pablo Bruni11/14/2021ArgentinaEntre RíosEstancia La Reserva, San SalvadorN/AN/AYesNo
Diego Oscar09/01/2022ArgentinaBuenos AiresDel VisoN/AN/ANoNo
Diego Carus10/26/2021ArgentinaCiudad Autónoma de Buenos AiresCazadores y Echeverria, BelgranoIndistinguishableAdultYesNo
Marcelo Fabio Dolsan12/13/2020ArgentinaLa PampaEntre Santa Rosa y ToayIndistinguishableN/ANoNo
Luis Fernandez Campos12/10/2020ArgentinaJujuyBarrio Ciudad de Nieva, San Salvador de JujuyIndistinguishableAdultYesNo
Diego Carus09/25/2020ArgentinaCiudad Autónoma de Buenos AiresReserva Ecológica Costanera Sur (RECS)IndistinguishableAdultNoNo
Diego Oscar01/01/2019ArgentinaBuenos AiresGran Buenos Aires NorteIndistinguishableAdultYesNo
Luis Fernandez Campos09/26/2018ArgentinaJujuyPlaza Barrio Ciudad de Nieva, San Salvador de JujuyIndistinguishableAdultYesNo
Diego Oscar03/31/2018ArgentinaCorrientesParque Nacional MburucuyáIndistinguishableAdultYesNo
Luis Fernandez Campos02/09/2015ArgentinaJujuyChijra, San Salvador de JujuyIndistinguishableAdultNoNo
Carlos M. Grassini06/16/2013ArgentinaEntre RíosUrquiza y Sáenz Peña, ChajaríIndistinguishableAdultYesNo
 DownloadJorge La Grotteria05/02/2010ArgentinaEntre RíosParque Nacional El PalmarIndistinguishableAdultYesNo


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Number of Films: 12





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 Reports


 Detail of places sorted by number of records





Number of Records: 3642



Page 1 of 365
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
244483907/03/2026ArgentinaEntre RíosCeibas1Diego Oscar
244135803/03/2026ArgentinaCiudad Autónoma de Buenos AiresReserva Ecológica Costanera Sur (RECS)Nicolas Olejnik
244071327/02/2026ArgentinaEntre RíosCampo paranacito, Departamento Islas del Ibicuy1Gabriel Carbajales
243705721/02/202611:32ArgentinaBuenos AiresReserva Natural del Pilar1María Alejandra Sosa
243702521/02/202611:00ArgentinaBuenos AiresDoctor Manuel Argerich 15, Reserva Natural del Pilar1María Alejandra Sosa
243685221/02/202611:32ArgentinaBuenos AiresReserva Natural del Pilar1Jorge La Grotteria
244055718/02/2026ArgentinaCiudad Autónoma de Buenos AiresCostanera Norte, Reserva Ecológica Ciudad Universitaria - Costanera Norte (RECU-CN)1Gabriel Carbajales
243802415/02/2026ArgentinaBuenos AiresCalles, Punta IndioGaston Lisandro Gabinetti
243781415/02/2026ArgentinaBuenos AiresCalles, Punta IndioPeter Vidana
243420314/02/2026ArgentinaLa RiojaReserva Natural Urbana TakuCarlos De Biagi
Page 1 of 365

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Citation recommended:

EcoRegistros. 2026. Southern Beardless Tyrannulet (Camptostoma obsoletum) - Species sheet. Acceded from https://www.ecoregistros.org on 10/03/2026.