Ramphastos tucanus tucanus - Red-billed Toucan

Peters, J. L. 1930. Auk: 47(3): 405-408.
The Identity of the Toucans Described By Linnaeus in the 10th and 12th Editions of the Systema Naturae

No Author Listed. 1937. Auk: 54(4): 550-571.
Recent Literature

Haverschmidt, F. 1952. Wilson Bulletin: 64(4): 234-241.
More Bird Weights from Surinam

Diamond, J. M. and J. W. Terborgh. 1967. Wilson Bulletin: 79(3): 273-282.
Observations on Bird Distribution and Feeding Assemblages Along the Rio Callaria, Department of Loreto, Peru

No Author Listed. 1971. Wilson Bulletin: 83(3): 320-329.
Ornithological Literature

Schwartz, P. 1977. Auk: 94(4): 775-777.
Some Clarifications About Ramphastos Aurantiirostris.

Diamond, J. M. 1982. Auk: 99(2): 187-196.
Mimicry of Friarbirds By Orioles

Dick, J. A., W. B. Mcgillivray and D. J. Brooks. 1984. Wilson Bulletin: 96(3): 347-365.
A List of Birds and their Weights from Saul, French Guiana

Trail, P. W. 1987. Auk: 104(3): 496-507.
Predation and Antipredator Behavior at Guianan Cock-Of-The-Rock Leks

Remsen, J. V., Jr., M. A. Hyde and A. Chapman. 1993. Condor: 95(1): 178-192.
The Diets of Neotropical Trogons, Motmots, Barbets and Toucans

Lanyon, S. M. and J. G. Hall. 1994. Auk: 111(2): 389-397.
Reexamination of Barbet Monophyly Using Mitochondrial-Dna Sequence Data