Royal Flycatcher - The Amazonian Royal Flycatcher is found in forest and woodland throughout most of the Amazon basin in northern Bolivia, eastern Peru, eastern Ecuador, eastern Colombia, Venezuela, the Guianas, and northern and western Brazil. It is easily overlooked and typically found in low densities, but overall it remains widespread and common. It is therefore considered to be of Least Concern by BirdLife International.
Onychorhynchus mexicanus - The Northern Royal Flycatcher is a species of bird in the Tyrannidae family. It is, together with O. occidentalis and O. swainsoni, often considered a subspecies of O. coronatus.
Western Royal-Flycatcher - The Pacific Royal Flycatcher is a species of bird in the Tyrannidae family. It is often considered a subspecies of Onychorhynchus coronatus
Onychorhynchus swainsoni - The Atlantic Royal Flycatcher is a species of bird in the Tyrannidae family. It is often considered a subspecies of Onychorhynchus coronatus.