Family Ovenbirds (Furnariidae)

Critically Endangered

Masafuera Rayadito (Aphrastura masafucrae)


French: Synallaxe de Mas Afuera German: Inselschlüpfer Spanish: Rayadito de Más Afuera

Synallaxis Masafucrae

R. A. Philippi [Krumwiede] and Landbeck

, 1866,

Alejandro Selkirk I (formerly Más Afuera), Chile


Close to A. spinicauda, having diverged from it or from a common ancestor probably during Pleistocene#R. Specific name often emended to “masafuerae”, but original spelling must stand, as there is no internal evidence to justify emendation#R. Monotypic.


Alejandro Selkirk I (Juan Fernández Is), off C Chile.

Descriptive notes

14–15 cm. Has whitish forehead with some narrow rufous streaks, dark dusky brown crown, dull buff-brown super­cilium poorly defined; back dull brown, rump rufous-... read more


Call a low churring “trrrt” c. 1·2 seconds long, singly or repeated.


Semi-humid/humid montane scrub; wooded areas dominated by the tree-fern Dicksonia externa... read more

Food and feeding

Diet little known; probably consists mostly of arthropods. All food items brought to one nest were small arthropods, c. 75% moth larvae and... read more


Season at least from early Dec to late Jan. Nest situated in natural cavity in steep rock face, usually more than 5 m above surrounding... read more


Resident; some downslope movement in winter.

Status and conservation

CRITICALLY ENDANGERED. Previously considered Vulnerable. Restricted-range species: present in Juan Fernández Islands EBA. Total population thought to number 500–... read more

Recommended citation

Remsen, J.V., Jr, de Juana, E. & Sharpe, C.J. (2020). Masafuera Rayadito (Aphrastura masafucrae). 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 23 February 2020).