Leaden Antwren (Myrmotherula assimilis) [XC605937]
by Jacob Wijpkema from Palestina, Baures, Itenez, Beni Department, Bolivia (song)
Leaden Antwren (Myrmotherula assimilis) [XC237143]
by Peter Boesman from Reserva Extrativista Alto Juru\u00e1. Pedra Pintada, Brazil (song)
Subspecies
Relationships uncertain. Results of one genetic study suggest that this species is not related to any others in the genus.
The following 2 subspecies are recognised:
assimilis Pelzeln, 1868 - Rivers of western and central Amazonia in Peru (eastern from lower R Marañón), Brazil (east to Amazonas-Pará border, including R Solimíµes, R Madeira and lower portions of R Negro, R Juruá and R Purus) and northern Bolivia (lower R Beni and R Guaporé).
transamazonica Gyldenstolpe, 1951 - R Amazon in extreme western Pará (east to mouth of R Tapajós).