White-quilled Rock Pigeon

The white-quilled rock pigeon (Petrophassa albipennis) is a dark brown rock pigeon with a white patch on its wing. It has distinctive pale lines across its face curving above and below its eye. It is a species of bird in the family Columbidae. It is rock dweller found roosting on sandstone cliffs and towers in the Kimberley, WA and east of the Victoria River, NT. It is endemic to Australia.

The white-quilled rock pigeon is a large mid-brown to reddish-brown pigeon. It has wings measuring 12.2 to 14.5 cm in length. Subspecies albipennis weighs 117 to 156 g while the smaller subspecies boothi weighs between 103 and 142 g. It has white spots on its chin and forehead. The orbital skin is grey. Although their common name derives from the white wing panels visible in flight, its facial markings are also distinctive. There are thin, pale lines "across the face, from the base of upper mandible curving above and behind eye, and from lower mandible below eye and curving across sides of head."