This species is found only in Trinidad; it is close to extinction. This is a medium-sized cracid, 60 cm in length, and similar in general appearance to turkeys, with thin necks and small heads. They are forest birds, and the nest is built in a tree. It is mainly black with a purple gloss. The large crest is blackish, edged with white, and there are large white wing patches. The bare face and wattle are blue, and the legs are red. The call is a thin piping. The wings whirr in flight.