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Yellow-margined Flatbill
Tolmomyias assimilis (Pelzeln, 1868)
Tyrannidae — Tyrant Flycatchers, Calyptura
Yellow-margined Flatbill, Tolmomyias assimilis, is a passerine of Amazonia in South America, where it is a resident bird of mature humid forest and related wooded habitats. It is also recorded on tepui slopes in the meeting area of Venezuela, Guyana and Brazil. The species is placed in the tyrant flycatcher family, Tyrannidae. Its broad, flat bill is a notable feature, with a black upper mandible and a paler lower mandible. The sexes look alike, and the species includes several subspecies that differ in head and underpart tones.
- Order
- Passeriformes
- Family
- Tyrannidae — Tyrant Flycatchers, Calyptura
- Breeding range
- South America: Amazonia
