Family Typical Antbirds (Thamnophilidae)

Near Threatened

Cocha Antshrike (Thamnophilus praecox)


French: Batara des cochas German: Napoameisenwürger Spanish: Batará de cocha

Thamnophilus praecox

J. T. Zimmer

, 1937,

mouth of Lagarto Cocha, Napo, Ecuador


Sister relationship to T. nigriceps corroborated by genetic analysis#R. Monotypic.


NE Ecuador locally along R Napo and its tributaries (in E Napo and E Sucumbíos).

Descriptive notes

16 cm. Male is entirely black except for white underwing-coverts. Female has head, throat and upper breast black, throat sometimes faintly streaked white along shafts,... read more


Loudsong a rapidly delivered (too fast to count), moderately long (e.g. 18 notes, 2·5... read more


Understorey of lowland, seasonally flooded, evergreen forest, at 200–250 m. Apparently... read more

Food and feeding

Little recorded. Assumed to feed primarily on insects and other arthropods. Individuals or pairs forage low in dense thickets along black-... read more


Nothing known.


Presumed resident.

Status and conservation

Not globally threatened. Currrently considered Near-threatened. Restricted-range species: present in Upper Amazon-Napo Lowlands EBA. Long known only from a single female... read more

Recommended citation

Zimmer, K. & Isler, M.L. (2020). Cocha Antshrike (Thamnophilus praecox). 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).