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Grey-bellied Spinetail

Synallaxis cinerascens
Temminck, CJ, 1823
Pijuí Negruzco
Pi-puí

Family: Furnariidae
Order: Passeriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia

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Conservation status according to BirdLife International: Least Concern

Description: Olive-brown crown and back; rufous tail and shoulders; dark gray underparts and black throat patch.

Geographic Distribution: Misiones and northern Corrientes.

Habitat: Clearings in forests and secondary growth.

Behavior: Trusting and secretive.

Diet: Arachnids and insects.

Nesting: Elaborate closed nests made of twigs, often thorny.


Author of this description: Jorge La Grotteria

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Last published photographs




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Last Vocalizations published



Audio playerUserDateCountryProvincePlaceSexLife stageIt was observedDetails
Diego Oscar08/14/2021ArgentinaMisionesBio Reserva KaradyaN/AN/ANoNo
Diego Oscar06/21/2013ArgentinaMisionesReserva Privada San Sebastián de la SelvaN/AN/ANoNo



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Last Filmings published




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 Reports


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Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
239793907/12/2025ArgentinaMisionesArroyo Uruzú, Parque Provincial Urugua-íDiego Oscar
239782305/12/2025ArgentinaMisionesPN Iguazú--Observatorio de Aves Daniel Pupi Somay, Iguazú1Diego Oscar
236221913/09/2025ArgentinaMisionesParque Provincial Cruce CaballeroDiego Oscar
235044925/08/2025ArgentinaMisionesReserva Privada YvytúDiego Oscar
235049524/08/2025ArgentinaMisionesReserva Natural MainumbyDiego Oscar
235054223/08/2025ArgentinaMisionesReserva Privada Yvytú3Diego Oscar
235076022/08/2025ArgentinaMisionesParque Provincial Horacio FoersterDiego Oscar
230987122/06/202509:43ArgentinaMisionesÁrea Experimental Guaraní1Diego Oscar
230979621/06/202510:33ArgentinaMisionesParque Provincial Caá Yarí1Diego Oscar
204154705/06/2024ArgentinaMisionesReserva Papel MisioneroDiego Oscar
Page 1

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Bibliography related


Artículo De la Peña, M. R. 1999. Aves Argentinas, Lista y Distribución. 244 págs. LOLA. Buenos Aires.

Artículo Narosky, T. y D. Yzurieta. 2010. Aves de Argentina y Uruguay – Birds of Argentina & Uruguay: Guía de Identificación Edición Total – A Field Guide Total Edition. 16a ed. 427 págs. Vázquez Mazzini Editores. Buenos Aires. Argentina.

Artículo Narosky, T. Y M. Ruda Vega. 2009. Aves Argentinas, un vuelo por el mundo silvestre. 1a edición. Albatros. Buenos Aires.



Citation recommended:

EcoRegistros. 2026. Grey-bellied Spinetail (Synallaxis cinerascens) - Species sheet. Acceded from https://www.ecoregistros.org on 30/03/2026.