Tawny-faced Gnatwren (Microbates cinereiventris) - HBW 11, p. 369

French: Microbate cendré German: Graubauch-Degenschnäbler Spanish: Soterillo Caricastaño
Other common names: Half-collared Gnatwren

Taxonomy: Ramphocaenus cinereiventris P. L. Sclater, 1855, Buenaventura, Colombia.
Seven subspecies recognized.

Subspecies and Distribution:

semitorquatus (Lawrence, 1862) - Caribbean slope from Costa Rica to extreme NW Colombia (Gulf of Urabá), and Pacific slope of C Panama (Panamá Province).
cinereiventris (P. L. Sclater, 1855) - from SE Panama (Darién) S along Pacific coast to SW Ecuador.
albapiculus Olson, 1980 - N Colombia (N Antioquia).

See all 7 subspecies

semitorquatus (Lawrence, 1862) - Caribbean slope from Costa Rica to extreme NW Colombia (Gulf of Urabá), and Pacific slope of C Panama (Panamá Province).
cinereiventris (P. L. Sclater, 1855) - from SE Panama (Darién) S along Pacific coast to SW Ecuador.
albapiculus Olson, 1980 - N Colombia (N Antioquia).
magdalenae Chapman, 1915 - Magdalena Valley, in N Colombia (Bolívar, E Antioquia, N Santander).
unicus Olson, 1980 - Cundinamarca, in WC Colombia.
hormotus Olson, 1980 - E of Andes, from S Colombia (SE Nariño, W Putumayo) S to Ecuador and N Peru (N Amazonas).
peruvianus Chapman, 1923 - Peru E of Andes (from Amazonas S, evidently discontinuously, to N Puno), and W Bolivia.