A Field Study of the Golden-headed Manakin, Pipra erythrocephala, in Trinidad

In Zoologica: Scientific Contributions of the New York Zoological Society: Volume 47, Part 4, pp. 183-198, 1962. This issue also contains an additional article by Snow on The Natural History of the Oilbird, Steatornis caripensis, in Trinidad, W.I. Part 2. Population, Breeding Ecology and Food. Original wrappers.