The dark-winged trumpeter (Psophia viridis) is a species of bird in the Psophiidae family. It is found in the Amazon rainforest of Brazil, but only south of the Amazon River and east of the Madeira River. The eastern range of dark-winged trumpeter extends into the lower adjacent Tocantins River drainage in the Brazilian state of Pará. As of 2012, this species is listed as Endangered, with the easternmost subspecies obscura rare.