Three toes only, the hallux or inner posterior toe wanting; hind toe shorter than outer fore toe. Bill with the culmen straight and sharply angulate, the nasal ridge well marked, near the culmen; nostrils at base of bill, nasal plumes short, but covering the nostrils. Tail-feathers narrow, all pointed except the outer pair, which are but little shorter than the next. AVings very rounded.
Coloration yellow above, brown below, the head banded with black and white at the side; male with a red, female with a black cap. A single species.