This bird has glossy black plumage and a pale eye. An adult was recorded at Cocha Cashu, Peru, in 1982; the species account lists wet grasslands and grassy margins of oxbow lakes as habitat.
The species account describes glossy black plumage, a white or pale yellow eye, and a pointed black bill.
It forages alone, in pairs, or in small groups in wet grasslands and along grassy margins of oxbow lakes.
An extinction-risk assessment has not been added yet.