Chachalacas, Guans and Curassows (Cracidae)

Black Curassow (Crax alector) - HBW 2, p. 361

French: Hocco alector German: Glattschnabelhokko Spanish: Pavón Guayanés
Other common names: Crested/Smooth-billed Curassow

Taxonomy: Crax Alector Linnaeus, 1766, America calidiore.
All members of genus form superspecies. C. nigra is a synonym. Has hybridized in captivity with C. rubra. Race erythrognatha, described on basis of cere colour, not unanimously accepted; birds from extreme E Venezuela are intermediates, showing rich yellow bill with some orange shading; also, in Macarena Mts, Colombia, well into range of erythrognatha, birds have orange yellow, instead of red, bill. Two subspecies usually recognized.

Subspecies and Distribution:

  • erythrognatha P. L. Sclater & Salvin, 1877 - E Colombia and Venezuela S of R Orinoco, except extreme E.
  • alector Linnaeus, 1766 - extreme E Venezuela, the Guianas and N Brazil N of R Amazon.