Family Typical Antbirds (Thamnophilidae)

Least Concern

Pearly Antshrike (Megastictus margaritatus)


French: Batara perlé German: Kurzschwanz-Ameisenwürger Spanish: Batará perlado

Myrmeciza margaritata

P. L. Sclater

, 1855,

Chamicuros, Loreto, Peru


Relationships uncertain. Monotypic.


Locally in S Venezuela (SW Bolívar, S Amazonas), E & S Colombia (Guainía, Vaupés, Caquetá), E Ecuador, NE & EC Peru (Loreto, Ucayali) and WC Amazonian Brazil (N of R Amazon E to upper R Negro, S of R Amazon from R Juruá to Madeira drainage).

Descriptive notes

12–13 cm; 18–21 g. Male has crown and upperparts grey, wings and tail black, wing-coverts and tertials with large rounded spots at tips, uppertail-coverts and... read more


Loudsong 2–3 slowly delivered whistles, slurred up and down, followed by 6–7 flat raspy... read more


Understorey of lowland evergreen forest and adjacent older second-growth woodland, mostly below 500... read more

Food and feeding

Little published. Feeds on insects, including adult and larval lepidopterans, katydids (Tettigoniidae), grasshoppers (Acrididae), mantids (... read more


Nothing published. Nesting recorded in Aug in Brazil. A nest in Brazil (Borba, in Amazonas) was an open cup with diameter 8 cm externally,... read more


None recorded; presumed resident.

Status and conservation

Not globally threatened. A low-density species that is seemingly rare to locally uncommon at most locations throughout its range. Distribution appears to be somewhat patchy,... read more

Recommended citation

Zimmer, K. & Isler, M.L. (2020). Pearly Antshrike (Megastictus margaritatus). 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 26 February 2020).