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Eric Delson (1975). Evolutionary History of the Cercopithecidae. Contributions to Primatology, 5: 167-217.
Elwyn Simons and Eric Delson (1978). Cercopithecidae and Parapithecidae. In (V. J. Maglio and H. B. S. Cooke, eds.) Evolution of African Mammals, pp. 100-119 (Harvard University Press, Cambridge).
Frederick Szalay and Eric Delson (1979). Evolutionary History of the Primates (Academic Press, New York).
John Fleagle (1988). Primate Adaptation and Evolution (Academic Press, New York).
Fleagle, 1999 and 2013 are subsequent editions of the same title
Nina Jablonski (2002). Fossil Old World monkeys: The late Neogene radiation. In (W. C. Hartwig, ed.) The Primate Fossil Record, pp. 255-299 (Cambridge University Press, Cambridge).
Nina Jablonski and Stephen Frost (2010). Cercopithecoidea. In (L. Werdelin and W. J. Sanders, eds.) Cenozoic Mammals of Africa, pp. 393-428 (University of California Press, Oakland).
Chris Gilbert (2013). Cladistic analysis of extant and fossil African papionins using craniodental data. Journal of Human Evolution, 64: 399-433.
Kelsey Pugh and Chris Gilbert (2018). Phylogenetic relationships of living and fossil African papionins:
combined evidence from morphology and molecules. Journal of Human Evolution, 123: 35-51.
