Family Ovenbirds (Furnariidae)

Critically Endangered

Maranon Spinetail (Synallaxis maranonica)


French: Synallaxe du Maranon German: Marañón-Dickichtschlüpfer Spanish: Pijuí del Marañón

Synallaxis maranonica


, 1879,

Huajango, Río Marañón, Amazonas, Peru


Often considered a race of S. gujanensis (which see), but differs in plumage; also differs vocally in spiky note shape, longest loud notes (score 3), and highest maximum frequencies (score 2)#R. Monotypic.


Marañón Valley in N Peru (N Cajamarca, NW Amazonas) and extreme S Ecuador (S Zamora-Chinchipe).

Descriptive notes

14–16 cm; 16–17 g. Long-billed, plain, dark Synallaxis. Has dull dark brownish-grey forehead and face; crown and upper back dull dark greyish-brown,... read more


Song a nasal “kiweeu, keeeu”, repeated at intervals of 5–10 seconds, thus more... read more


Gallery forest and secondary forest; undergrowth of deciduous woodland, often along rivers; locally... read more

Food and feeding

Arthropods. Usually forages in pairs. Gleans food items from ground, foliage, and small branches within 1–2 m of ground.


No information.



Status and conservation

CRITICALLY ENDANGERED. Restricted-range species: found only in the dry portions of the mid-Marañón Valley, part of the Marañón Valley EBA. Tiny... read more

Recommended citation

Remsen, J.V., Jr & Sharpe, C.J. (2019). Maranon Spinetail (Synallaxis maranonica). 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 11 December 2019).