The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• Anzenberger, G., S. Mendoza, W. Mason. 1986. Comparative studies of social behavior in Callicebus and Saimiri: behavioral and physiological responses of established pairs to unfamiliar pairs. American Journal of Primatology, 11: 37-51.
• Ferrari, S., S. Iwanga, M. Messias, E. Ramos, P. Ramos, E. da Cruz Neto, P. Coutinho. 2000. Titi monkeys (Callicebus spp., Atelidae: Platyrrhini) in the Brazilian state of Rondônia. Primates, 41(2): 229-234.
• Fleagle, J. 1999. Primate Adaptation and Evolution. San Diego: Academic Press.
• Gron, K. 2007. "Primate Factsheets: Dusky titi (Callicebus moloch) Taxonomy, Morphology, & Ecology" (On-line). Accessed April 18, 2011 at http://pin.primate.wisc.edu/factsheets/entry/dusky_titi/taxon.
• Groves, Colin P. 2001. Primate Taxonomy. viii+350
• Hershkovitz, P. 1990. Titis, new world monkeys of the genus Callicebus (Cebidae, Platyrrhini): a preliminary taxonomic review. Fieldiana Zoology, 55: 1-109.
• Kinzey, W. 1978. Feeding behaviour and molar features in two species of titi monkey. Pp. 373-85 in D Chivers, J Herbert, eds. Recent Advances in Primatology, Vol. 1. London: Academic Press.
• Kinzey, W. 1981. The titi monkeys, genus Callicebus: I. description of the species. Pp. 241-76 in A Coimbra-Filho, R Mittermeier, eds. Ecology and behavior of neotropical primates, Vol. 1. Rio de Janeiro: Academia Brasileira de Ciências.
• Mendoza, S., D. Reeder, W. Mason. 2002. Nature of Proximate Mechanisms Underlying Primate Social Systems: Simplicity and Redundancy. Evolutionary Anthropology, 11: 112-116.
• Mendoza, S., W. Mason. 1986. Contrasting responses to intruders and to involuntary separation by monogamous and polygynous new world monkeys. Physiology and Behavior, 38: 795-801.
• Moynihan, M. 1966. Communication in the titi monkey, Callicebus. Journal of Zoology, 150: 77-127.
• Müller, A., G. Anzenberger. 2002. Duetting in the Titi Monkey Callicebus cupreus: Structure, Pair Specificity and Development of Duets. Folia Primatologica, 73: 1-12.
• Richard Weigl (2005) Longevity of Mammals in Captivity; from the Living Collections of the World. Kleine Senckenberg-Reihe 48: Stuttgart.
• Robinson, J. 1979. Vocal regulation of use of space by groups of titi monkeys Callicebus moloch. Behavioral Ecology and Sociobiology, 5: 1-15.
• Valeggia, C., S. Mendoza, E. Fernandez-Duque, W. Mason, B. Lasley. 1999. Reproductive biology of female titi monkeys (Callicebus moloch) in captivity. American Journal of Primatology, 47: 183-195.
• Veiga, L., R. Wallace, S. Ferrari. 2008. "Callicebus donacophilus" (On-line). In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. Accessed April 25, 2011 at http://www.iucnredlist.org/apps/redlist/details/41548/0.
• Wilson, Don E., and DeeAnn M. Reeder, eds. 1993. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing. xviii + 1207
• Wilson, Don E., and F. Russell Cole. 2000. Common Names of Mammals of the World. xiv + 204
• Wright, P. 1989. The nocturnal primate niche in the new world. Journal of Human Evolution, 18(7): 635-58.
• Youlatos, D. 1999. Comparative locomotion of six sympatric primates in Ecuador. Annales des Sciences Naturelles, 20(4): 161-8.
• Ziccardi, M., R. Lourenço-de-Oliveira, R. Lainson, M. do Carmo de Oliveira Brígido, J. Augusto Pereira Carneiro Muniz. 2000. Trypanosomes of Non-human Primates from the National Centre of Primates, Ananindeua, State of Pará, Brazil. Memórias do Instituto Oswaldo Cruz, 95(2): 157-159. Accessed May 03, 2011 at http://memorias.ioc.fiocruz.br/952/3890.html.
• de Magalhaes, J., A. Budovsky, G. Lehmann, J. Costa, Y. Li, V. Fraifeld, G. Church. 2009. The Human Ageing Genomic Resources: online databases and tools for biogerontologists.. Aging Cell, 8(1): 65-72. Accessed May 03, 2011 at http://genomics.senescence.info/species/entry.php?species=Callicebus_donacophilus.
• van Roosmalen, M., T. van Roosmalen, R. Mittermeier. 2002. A taxonomic review of the titi monkeys, genus Callicebus Thomas, 1903, with the description of two new species, Callicebus bernhardi and Callicebus stephennashi, from Brazilian Amazonia. Neotropical Primates, 10: (suppl.).
• van Roosmalen, Marc G. M., Tomas van Roosmalen, and Russell A. Mittermeier. 2002. A Taxonomic Review of the Titi Monkeys, Genus Callicebus Thomas, 1903, With the Description of Two New Species, Callicebus bernhardi and Callicebus stephennashi, from Brazilian Amazonia. Neotropical Primates, vol. 10, supplement June, 2002. 1-52