Family Ovenbirds (Furnariidae)

Least Concern

Patagonian Canastero (Pseudasthenes patagonica)


French: Synallaxe de Patagonie German: Fleckenkehlcanastero Spanish: Canastero patagón

Synallaxis patagonica


, 1839,

Río Negro, Patagonia, Argentina


Recent DNA analysis#R indicates that present species is sister to pairing of P. steinbachi and P. cactorum. See also P. humicola. Monotypic.


S Argentina from S Mendoza, La Pampa and S Buenos Aires S to N Santa Cruz.

Descriptive notes

14–15 cm; 14–19 g. Relatively small, plain and dull canastero. Has light greyish-brown, almost plain face, hint of paler supercilium and darker postocular line;... read more


Song a loud, penetrating trill on single pitch, “tree-ee-ee-ee-ee-ee…”, lasts c. 4 seconds,... read more


Arid lowland scrub; semi-arid scrub (e.g. Atriplex, Condalia microphylla, ... read more

Food and feeding

Little known. Arthropods, including Coleoptera, Hymenoptera, Diptera, spiders; also seeds. Evidently usually solitary; appears to glean... read more


Season during austral spring-summer; eggs in Oct–Dec and nestlings in Oct–Nov. Presumably monogamous. Nest a spherical mass c.... read more



Status and conservation

Not globally threatened. Uncommon to fairly common. Habitat in much of its range subjected to at least moderate grazing.

Recommended citation

Remsen, J.V., Jr (2019). Patagonian Canastero (Pseudasthenes patagonica). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 13 December 2019).