Family Typical Antbirds (Thamnophilidae)


Black-hooded Antwren (Formicivora erythronotos)


French: Grisin à dos roux German: Schwarzkopf-Ameisenfänger Spanish: Hormiguerito encapuchado

Formicivora erythronotos


, 1852,



Following its original description, this species was transferred to genus Myrmotherula; after a long period with no records, it was rediscovered, and information on vocalizations and ecology strongly indicated that it should be returned to present genus, a conclusion supported by extensive morphological and vocal study#R. Monotypic.


SE Brazil around the Baía da Ilha Grande, S Rio de Janeiro.

Descriptive notes

11 cm. Male has deep rufous upperparts; otherwise, plumage mostly black, except wing-coverts thinly tipped white, white flanks. Female has black replaced by olive-brown,... read more


Loudsong a dry rattle resembling that of F. grisea, but pace faster (e.g. 17 notes, 2... read more


Variety of scrubby and regenerating habitats and second-growth woodland in coastal plain; typically... read more

Food and feeding

Little published. Feeds on insects and spiders; also apparently small frogs. Closely associated pair-members, individuals, or family groups... read more


Nests found mid-Aug to early Feb. Nest built by both sexes, a small cup with fragile walls, constructed mainly from rootlets and a plant... read more


Presumed resident.

Status and conservation

ENDANGERED. Restricted-range species: present in Atlantic Forest Lowlands EBA. Known from c. 20 specimens from 19th century, and unrecorded for more than 100 years, this... read more

Recommended citation

Zimmer, K., Isler, M.L. & Sharpe, C.J. (2020). Black-hooded Antwren (Formicivora erythronotos). 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 24 February 2020).