A huge terrestrial pigeon; 71-79 cm. Head and neck: Overall coloration is bluish grey; head adorned with comparatiely longer laterally compressed pale bluish grey lacy crest; eye red; black stripe from base of bill and through eye terminates behind eye; bill grey; throat grey.
Body: Back, rump, and lesser wing coverts bluish grey; greater wing coverts pearly white with purplish brown tip forming a conspicuous wing patch; breast and abdomen purplish brown.
Limbs and tail: Legs grey; feet dull red; tail bluish grey with light grey tip.