-
Knipolegus is a
genus of birds, the
black tyrants, in the
tyrant flycatcher family Tyrannidae. The
genus was
erected by the
German zoologist Friedrich...
-
collected specimens for the
Smithsonian Institution. The
Patagonian birds Knipolegus hudsoni and
Asthenes hudsoni are
named after him. He
would later write...
- The
plumbeous tyrant (
Knipolegus cabanisi) is a
species of bird in the
family Tyrannidae. It is
found in
southeastern Peru,
western Bolivia and northern...
- The blue-billed
black tyrant (
Knipolegus cyanirostris) is a
species of bird in the
family Tyrannidae. It is
found in Argentina, Bolivia, Brazil, Paraguay...
- Hudson's
black tyrant (
Knipolegus hudsoni) is a
species of bird in the
family Tyrannidae. It is
named after Argentine-British
ornithologist William Henry...
- Jelski's
black tyrant (
Knipolegus signatus) is a
species of bird in the
family Tyrannidae. It is
found from
southern Ecuador to
northwestern Argentina...
- forest.
Wikimedia Commons has
media related to
Knipolegus aterrimus.
BirdLife International (2016). "
Knipolegus aterrimus". IUCN Red List of
Threatened Species...
- The rufous-tailed
tyrant (
Knipolegus poecilurus) is a
species of bird in the
family Tyrannidae. It is
found in Bolivia, Brazil, Colombia, Ecuador, Guyana...
-
Knipolegus orenocensis Rufous-tailed tyrant,
Knipolegus poecilurus Amazonian black-tyrant,
Knipolegus poecilocercus Caatinga black-tyrant,
Knipolegus...
- The
cinereous tyrant (
Knipolegus striaticeps) is a
species of bird in the
family Tyrannidae. The term
cinereous describes its colouration. It inhabits...
