Family Typical Antbirds (Thamnophilidae)

Least Concern

Bluish-slate Antshrike (Thamnomanes schistogynus)


French: Batara bleu-gris German: Blaugrau-Ameisenvogel Spanish: Batará azulino

Thamnomanes caesius schistogynus


, 1911,

Cochabamba, Bolivia


Closely related to T. caesius and sometimes considered conspecific. Races may reflect a cline in darkness of plumage, but further study required. Two subspecies recognized.

Subspecies and Distribution
  • T. s. intermedius Carriker, 1935 – C Peru S of R Amazon and E of R Huallaga (S to Junín).
  • T. s. schistogynus Hellmayr, 1911 – W Brazil S of R Amazon (W of lower R Juruá and S to its middle and upper reaches and to upper R Purus), SE Peru (S from Junín) and NW Bolivia (W Pando, La Paz, Cochabamba).
  • Descriptive notes

    13·5–14·5 cm; 16–18 g. Male is darkish grey throughout, except for concealed white interscapular patch; tail sometimes with minute white tips. Female is slightly... read more


    Loudsong a moderately long series of long upslurred notes that shorten and drop in pitch, gradually... read more


    Understorey and mid-storey of lowland evergreen forest, to 1200 m, mostly below 800 m. Occupies... read more

    Food and feeding

    Feeds on insects, including beetles (Coleoptera), katydids (Tettigoniidae), grasshoppers (Acrididae), ants (Hymenoptera), true bugs (... read more


    Jun–Nov in Peru. Nest a deep, leafy cup of dried, rotten leaves, straw-like material and fine rootlets, lined with finer plant fibres... read more


    None recorded; presumed resident.

    Status and conservation

    Not globally threatened. Fairly common to common throughout its range, much of which remains little developed and relatively inaccessible. Range includes some large protected... read more

    Recommended citation

    Zimmer, K. & Isler, M.L. (2020). Bluish-slate Antshrike (Thamnomanes schistogynus). 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 22 January 2020).