Dusky leaftosser
The dusky leaftosser (Sclerurus obscurior) is a tropical American bird species in the ovenbird family Furnariidae. It is also known as the South American leaftosser.
| Dusky leaftosser | |
|---|---|
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Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Passeriformes |
| Family: | Furnariidae |
| Genus: | Sclerurus |
| Species: | S. obscurior |
| Binomial name | |
| Sclerurus obscurior Hartert, 1901 | |
Systematics
Subspecies
- Sclerurus obscurior obscurior (or S. obscurior obscurior) Hartert, 1901 – Highlands from Isthmus of Panama (Cerro Malí, Cerro Pirre, Cerro Tacarcuna) through Cordillera Occidental of Colombia to El Oro and W Loja provinces in SW Ecuador. S. m. anomalus, described from Cerro Sapo (Panama), is not recognizably distinct; presumably it belongs to obscurior[1]
- Darker and less rufous than mexicanus.
- Sclerurus obscurior peruvianus (or Sclerurus obscurior peruvianus) Chubb, 1919 – Cordillera Oriental south from W Meta Department – perhaps from as far north as Santander Department – (Colombia), adjacent Amazonas basin (Amazonas, Acre N Rondônia states in NW Brazil), to E Peru and NW Santa Cruz Department (Bolivia).[2]
- Generally like obscurior, but even less rufous.
- Sclerurus obscurior andinus Chapman, 1914 – Lowlands of Panamá Province (E Panama) to N Colombia, perhaps including Santander Department; from there northeast to the Serranía del Perijá of Venezuela, and southeast through S Venezuela to the Gran Sabana and W Guyana.[1]
- Lighter than mexicanus, rump and uppertail coverts very rufous.
- Sclerurus obscurior macconnelli Chubb, 1919 – Guianas, Rio Negro and Tapajós E to Maranhão, S to N Mato Grosso states (Brazil).[1]
- Similar to mexicanus, but more olive-brown; rufous on throat and rump very pronounced, extending onto chest.
- Sclerurus obscurior bahiae (or Sclerurus bahiae) Chubb, 1919 – Atlantic Forest of Brazil, from Alagoas to NE São Paulo.[1]
- Similar to pullus; rump rich rufous-brown, throat dark and contrasting little with breast.
Footnotes
- Remsen (2003a)
- Salaman et al. (2002), Remsen (2003a)
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