The male has extremely elongated central tail feathers. This forest-edge tyrant flycatcher perches to catch insects and spiders.
The plumage is black, with white markings on the forehead and above the eye. The male's central tail feathers are greatly elongated; the female's tail is shorter.
It perches on branches and catches passing insects and spiders. It is seen alone or in pairs.
An extinction-risk assessment has not been added yet.