Typical Antbirds (Thamnophilidae)

Mouse-colored Antshrike (Thamnophilus murinus) - HBW 8, p. 554

French: Batara souris German: Braunflügel-Ameisenwürger Spanish: Batará Murino

Taxonomy: Thamnophilus murinus P. L. Sclater and Salvin, 1868, Manaus, Amazonas, Brazil.
Closely related to T. schistaceus. Race cayennensis possibly represents the extreme of a cline of plumage variation of nominate race; further study required. Three subspecies currently recognized.

Subspecies and Distribution:

cayennensis Todd, 1927 - French Guiana and NE Amazonian Brazil (Amapá, N Pará).
murinus P. L. Sclater & Salvin, 1868 - S Venezuela (Amazonas, Bolívar), Guyana, Surinam, extreme EC Colombia (E Guianía, E Vaupés) and Brazil N of R Amazon (from both banks of upper R Negro E to at least NE Amazonas).
canipennis Todd, 1927 - E Ecuador, E Peru (S to Ucayali and along base of Andes to NW Madre de Dios), extreme SE Colombia (Amazonas), W Brazil (E to R Japurá and, S of R Amazon, to R Madeira) and extreme N Bolivia (E Pando).