References

Alcantarino Menescal, L.; Costa Gonçalves, E; Silva, A.; Ferrari, F.F. and Cruz Schneider, M.P. (2009). Genetic Diversity of Red-Bellied Titis (Callicebus moloch) from Eastern Amazonia Based on Microsatellite Markers Biochemical Genetics 47: 235–240.

Allen, J.A. (1914). New South American Monkeys. Bulletin of the AMNH 33:647-648.

Allen, J.A. (1916). Mammals collected on the Roosevelt Brazilian expedition, with field notes by Leo E. Miller. Bulletin of the AMNH 35: 609-610.

Allen, J.A. (1916). List of mammals collected in Colombia by the American Museum of Natural History expeditions, 1910-1915. Bulletin of the AMNH 35: 228.

Almeida Noronha, M. de; Spironello, W.R. and Campista Ferreira, D. (2007). New Occurrence Records and Eastern Extension to the Range of Callicebus cinerascens (Primates, Pitheciidae Neotropical Primates 14(3),137-139.

Alves, L.C.P.S. and Andriolo, A. (2005). Camera traps used on mastofaunal survey of Araras Biological Reserve. Revista Brasileira de Zoociencias 7(2): 231-246.

Aquino, R. (1998). Some observations on the ecology of Cacajao calvus ucayalii in the Peruvian Amazon. Primate Conservation 18: 21-24.

Aquino, R. and Encarnacion, F. (1994). Primates of Peru. Primate Report 40: 27-30.

Aquino, R.; Pacheco, T. and Vasquez, M. (2007). Evaluation and economic valorisation of the wild fauna in the Algodon River, Peruvian Amazonia. Revista Peruana de Biologia 14(2): 187- 192.

Aquino, R., Terrones, W. , Cornejo, F. and Heymann, E.W. (2008). Geographic distribution and possible taxonomic distinction of Callicebus torquatus populations in Peruvian Amazonia. American Journal of Primatology 70:1181-1186.

Aquino R.; Terrones, W.; Navarro, R.; Terrones, C. and Cornejo, F.M. (2009). Caza y estado de conservación de primates en la cuenca del río Itaya, Loreto, Perú Revista peruana de biología 15(2): 033-039.

Anonymous (1995). Rio Negro State Park: A new protected area in the Brazilian Amazon. Neotropical Primates 3(2):53-54.

Anonymous (1992). The study site: a brief description. Field studies of New World Monkeys, La Macarena, Colombia 6: 1-2.

Anonymous (2004). The Tahuamanu Biological Station. Neotropical Primates 13(1): 36-37.

Antonietto, L.A.; Dyonisio, F.and Mendes, C. (1994). Sao Francisco Xavier: A new site for primatological research and conservation in the Brazilian Atlantic forest. Neotropical Primates 2(3): 3-4.

Barlow, J. and Peres, C.A. (2006). Effects of single and recurrent wildfires on fruit production and large vertebrate abundance in a central Amazonian forest. Biodiversity and Conservation 15: 985–1012.

Barnett, A.A.; Borges, S.H.; Castilho, C.V. de; Neri, F.N. and Shapley, R.L. (2002). Primates of the Jaú National Park, Amazonas, Brazil. Neotropical Primates 10(2): 65-70.

Barnett, A.A.; Volkmar de Castilho, C.; Shapley, R.L. and Anicácio, A. (2005). Diet, Habitat Selection and Natural History of Cacajao melanocephalus ouakary in Jaú National Park, Brazil. International Journal of Primatology. 26(4): 949-969.

Barros, R. M. S.; Pieczarka, J. C.; Brigido, M. D. C. O.; Muniz, J. A. P. C.; Rodrigues, L. R. R. and Nagamachi, C. Y. (2000). A new karyotype in Callicebus torquatus (Cebidae, Primates). Hereditas 133: 55-58.

Barros, R.M.S; Nagamachi, C.Y; Pieczarka, J.C.; Rodrigues,L.R.R.; Neusser, M.; de Oliveira, E.H.; Wienberg, J.; Muniz, J.A.P.C.; Rissino, .D. and Muller, S. (2003). Chromosomal studies in Callicebus donacophilus pallescens, with classic and molecular cytogenetic approaches: Multicolour FISH using human and Saguinus oedipus painting probes. Chromosome Research 11: 327-334.

Bartlett, E. (1871). Notes on the monkeys from Eastern Peru. Proceedings of the Zoological Society of London pp. 219-220.

Bender, M.A. and Mettler, L.E. (1958). Chromose studies of primates. Science 128:186-190.

Bicca-Marques, J.C. (2005). The Win-Stay Rule in Foraging Decisions by Free-Ranging Titi Monkeys (Callicebus cupreus cupreus) and Tamarins (Saguinus imperator imperator and Saguinus fuscicollis weddelli). Journal of Comparative Psychology 119 (3): 343–351.

Bodini, R. (1989). Distribución geografica y conservación de primates sub-humanos en Venezuela. La Primatologia en Latinoamerica pp. 102-103.

Bodini, R. and Pérez-Hernández, R. (1987) Distribution of the species and subspecies of cebids in Venezuela. Fieldiana. Zoology, New Series (39): 231-244.

Boer, L.E.M. de (1974). Cytotaxonomy of Platyrrhini. Genen Phaenen 17: 28-37.
Boitard, P. (1848). Dictionnaire Universel d’Histoire Naturelle 11:290-292.

Bonvicino, C.R., Penna-Firme, V., Nascimiento, F.F. do, Lemos, B., Stanyon, R, and Seuánez, H.N. (2003). The lowest diploid number (2n-16) yet found in any primate: Callicebus lugens. Folia Primatologica 74: 141-149.

Boubli, J.P. (1999). Feeding Ecology of Black-headed Uacaris (Cacajao melanocephalus melanocephalus) in Pico da Neblina National Park, Brazil. International Journal of Primatology, 20: 719-749.

Boveda-Penalba, A.J.; Vermeer, J.; Rodrigo, F. and Guerra-Vasquez, F. (2009). Preliminary report on the distribution of Callicebus oenanthe on the eastern feet of the Andes. International Journal of Primatology 30: 467-480.

Brooks, D.M. (1996). Some observations on primates in Paraguay. Neotropical Primates 4(1): 15-19.

Brooks, D.M. and Pando-Vasquez, L. (1997). Crossing the great barrier: Callicebus cupreus discolor north of the Napo River. Neotropical Primates 5(1): 11.

Buchanan-Smith, H.M.; Hardie,S.M.; Caceres, C. and Prescott, M.J. (2000). Distribution and Forest Utilization of Saguinus and other Primates of the Pando Department, Northern Bolivia. International Journal of Primatology 21(3): 353-379.

Bueno, M.L.; Ramírez-Orjuela, C.; Leibovici, M. and Torres, M. (2006) Información cariológica del género Callicebus en Colombia. Revosta de la Academie Colombiano Ciencia 30 (114): 109- 115, 2006. ISSN: 0370-3908.

Burmeister, H. (1854). Systematische Ubersicht des Thiere Brasiliens 1: 30-32.

Cabrera, A. (1900). Estudios sobre una colleción de monos americanos. Anales de Sociedad Espanola de Historia Natural 9 (29): 83-85.

Cabrera, A. (1917): Mamíferos del viaje al pacifico. Trabajos del Museo Nacional de Ciencias Natural Madrid. Serie zoologica 31:38.

Cabrera and Ypes (1940). Mamiferos Sud Americanos. Compana Argentina de Editores, Buenos Aires pp. 85-88.

Cabrera, A. (1958). Catalogo d elos mamiferos de America del Sur. Instituto Nacional de Investigacion de la Ciencias Naturales, Ciencio Zooligica, 4 (1): 137-142.

Calouro, A.M. (1999). Riqueza de mamíferos de grande e médio porte do Parque Nacional da Serra do Divisor (Acre, Brasil). Revista brasileira de Zoologia 16 (Supl. 2): 195 – 213.

Cameron, R.; Wiltshire, C.; Foley, C.; Dougherty, N. Aramayo, X. and Rea, L. 1989. Goeldi’s Monkey and other primates in northern Bolivia. Primate Conservation 10: 62-70.

Cameron, R. and Buchanan-Smith, H. (1991). Primates of the Pando, Bolivia. Primate Conservation 12/13: 11-14.

Carrillo-Bilbao, G.; Di Fiore, A. and Fernández-Duque, E. (2005). Dieta, Forrajeo y Presupuesto de Tiempo en Cotoncillos (Callicebus discolor) del Parque Nacional Yasuní en la Amazonia Ecuatoriana. Neotropical Primates 13(2):36-37.

Casado, F; Bonvicino, C.R. and Seuánez, H.N. (2007). Phylogeographic Analyses of Callicebus lugens (Platyrrhini, Primates). Journal of Heredity 98(1): 88–92.

Cäsar, C. and Young, R.J. (2008). A case of adoption in a wild group of black-fronted titi monkeys (Callicebus nigrifrons). Primates 49: 146–148.

Caselli, C.B. and Setz, E.Z. (2007).Seasonality in long calls by titi monkeys (Callicebus nigrifrons) in the Atlantic Forest of southeast Brazil. (Abstract). American Journal of Primatology 69(Suppl 1):96-97.

Castelnau, F. de (1855). Animaux nouveaux or rares recueillis pendant l’expédition dans lesparties centrales de l’Amérique du Sud, de Rio de Janeiro a Lima, et de Lima au Para; exécutée par ordre du gouvernement Français pendant les années 1843 a 1847. Anatomie pp. 10-13.

Castro, N.; Encarnación, F; Valverde, L; Ugamoto, M; Maruyama, E. (1990). Censo de primates no humanos en el suroriente peruano: Iberia e Iñapari (Departamento de Madre de Dios). La Primatología en el Perú. 163-168.

Chiarello, A.G. and de Melo, F.R. (2001). Primate Population Densities and Sizes in Atlantic Forest Remnants of Northern Espírito Santo, Brazil. International Journal of Primatology 22(3): 379-396.

Christen, A. (1999). Survey of Goeldi’s Monkeys (Callimico goeldii) in Northern Bolivia. Folia Primatologica 70: 107–111.

Cosenza, B.A.P. and Melo, F.R. (1998). Primates of the Serra do Brigadeiro State Park, Minas Gerais, Brazil. Neotropical Primates 6(1)18-20.

Cruz-Lima, E. da (1945). Mammals of Amazonia Vol. 1. General introduction and primates pp. 175- 198.

Cunha, A.A. (2004). Additional records of primates in the Serra Dos Orgaos National Park. Neotropical Primates 12(1): 30-31.

Cuvier, F. (1825). Des dents des mammifères considérées comme caractères zoologiques. pp. 22.

Cuvier, G. and Griffith, E. (1827). The Animal Kingdom arranged in conformity with its organization 5:33-34.

Cuvier, G. (1829). Le Règne Animal, nouvelle édition 1: 104

Cuvier, G. and Voigt, L.S. (1831). Das Thierreich geordnet nach seiner Organisation 1: 96-97.

Dahlbom. A.G. (1856-1857). Zoologiska Studier, afhandlande Djurrikets naturliga familjer 1: 151- 153.

Defler, T.R. (1994). Callicebus torquatus is not a white-sand specialist. American Journal of Primatology 33:149-154.

Defler, T.R. (2004). Primates of Colombia.

De luycker, A. M. (2006). Preliminary Report and Conservation Status of the Río Mayo Titi Monkey, Callicebus oenanthe Thomas, 1924, in the Alto Mayo Valley, Northeastern Peru. Primate Conservation. (21): 33 – 39.

Desmarest, A.G. (1819). Nouveau dictionnaire d’histoire naturelle 30: 28-32.

Desmarest, A.G. (1820). Mammalogie ou description des espèces de mammifères 1: 86-88.

Desmarest, A.G. (1827).Sagoin. Dictionnaire Science Naturelle 47 :12-14 + 44.

D’Orbigny, A.D. (1836). Voyage dans l’Amérique Méridionale, … plate 5.

D’Orbigny, A.D. and Gervais, P. (1847), Voyage dans l’Amérique Méridionale,… 4 (2): Mammifères pp. 10.

Dumas, F.; Bigoni, F.; Stone, G.; Sineo, L. and Stanyon, R. (2005). Mapping genomic rearrangements in titi monkeys by chromosome flow sorting and multidirectional in-situ hybridization. Chromosome Research 13: 85–96.

Egozcue, J., Perkins, E.M., Hagemenas, F. and Ford, D.M. (1969). The chromosomes of some Platyrrhini (Callicebus, Ateles and Saimiri). Folia primatologia 11: 17-27.

Elliot, D.G. (1907). Descriptions of apparently new species and subspecies of mammals belonging to the families Lemuridae, Cebidae, Callitrichidae, and Cercopithecidae in the collection of the Natural History Museum. Annals and Magazine of Natural History 7 (20): 191-193.

Elliot, D.G. (1909). Descriptions of apparently new species and subspecies of monkeys of the genera Callicebus, Lagothrix, Papio, Pithecus, Cercopithecus, Erythrocebus and Presbytis. Annals and Magazine of Natural History 8 (4): 244-245.

Elliot, D.G. (1913). A review of the primates 1: 234-257.

Elliot, D.G. (1914). The status of Callithrix lugens (Humboldt) and Callithrix amictus (E. Geoffroy). Bulletin of AMNH 33: 599-601.

Felton, A., Felton, A.M., Wallace, R.B. and Gómez, H. (2006). Identification, Behavioural Observations, and Notes on the Distribution of the Titi Monkeys Callicebus modestus Lönnberg, 1939 and Callicebus olallae, Lönnberg 1939. Primate Conservation 20: 41-46.

Ferrari, S. F. and M. A. Lopes. 1990. A survey of primates in central Pará. Bol. Mus. Para. E. Goeldi, Zool. 6: 169 – 179.

Ferrari, S.F. and Aparecida Lopes, M. (1995). Comparison of Gut Proportions in Four Small-Bodied Amazonian Cebids. American Journal of Primatology 35:139-142.

Ferrari, S.F.; Lopes, M.A.; Criz neto, E.H.; Silveira, M.A.E.S.; Ramos, E.M.; Ramos, P.C.M.; Tourinho, D.M. and Magelhaes, N.F.A. (1995). Primates and Conservation in the Guajará- Mirim State Park, Rondonia, Brazil. Neotropical Primates 3(3): 81-83.

Ferrari, S.F.; Iwanaga, S. and Lourenco da Silva, J. (1996). Platyrrhines in Pimenta Bueno Rondonia, Brazil. Neotropical Primates 4(4): 151-153.

Ferrari, S.F; Cruz Neto, E.H.; Iwanga, S.; Correa, H.K.C. and Ramos, P.C.S. (1996). An unusual Primate community at the Esaçao Ecológica Serra dos Tres Irmaos, Rondonia, Brazil. Neotropical Primates 4(2): 55-56.

Ferrari, S.F.; Iwanga, S.; Messias, M.R.; Ramos, E.M.; Ramos, P.C.S.; da Cruz Neto, E. and Coutinho, P. E.G. (2000). Titi Monkeys (Callicebus spp., Atelidae: Platyrrhini) in the
Brazilian State of Rondônia. Primates, 41 (2): 229-234.

Ferrari, S.F.; Bobadilla, U.L. and Emidio-Silva, C. (2007). Where Have All the Titis Gone? The Heterogeneous Distribution of Callicebus moloch in Eastern Amazonia, and Its Implications for the Conservation of Amazonian Primates. Primate Conservation 22: 49– 54.

Fiedler, W. (1956). Übersicht über des Sytem des Primaten. Primatologia 1:135-137.

Fischer, J.P. (1829). Synopsis mammalium Pp. 52-54.

Forbes, H.O. (1896). A Handbook of the Primates pp. 159-165 + plate 14..

Freese, C.H.; Heltne, P.G.; Castro R., N. and Whitesides, G. (1982). Patterns and Determinants of Monkey Densities in Peru and Bolivia, with Notes on Distributions. International Journal of Primatology 3(1): 53-90.
Garcia, J.; Defler, T.R. and Bueno, M. (2010). The conservation status of Callicebus caquetensis (Pitheciidae): a new species in southern Caquetá Department, Colombia. Neotropical Primates 17(2): 37-46.

Geoffroy Saint-Hilaire, E. (1812). Tableau de Qaudrumanes. Annales du Muséum d’Histoire Naturelle, Paris 19 : 113-114.

Geoffroy Saint-Hilaire, E. (1829). Cours de l’histoire naturelle des mammifères. Leçon 10 pp. 18- 19.

Geoffroy Saint-Hilaire, I. (1844). Description des mammifères nouveaux ou imparfaitement connus 2 : Singes Américains. Archives du Muséum d’histoire naturelle 4: 31-36 + plate 3.

Geoffroy Saint-Hilaire, I. and Deville, E. (1848). Note sur huit espèces nouvelles de singes américains, faisant partie des collections de MM. De Castelnau et Emilie Deville. Comptes rendus hebdomadaires des séances de l’académie des sciences de Paris 27 : 498.

Geoffroy Saint-Hilaire, I. (1851). Description des mammifères nouveaux ou imparfaitement connus de la collection du Muséum d’Histoire naturelle 3 : Famille des Singes, Supplément. Archives du Muséum d’histoire naturelle 5 :551-555 + plate 28.

Geoffroy Saint-Hilaire, I. (1851). Catalogue méthodique de la collection des mammifères. Part 1 Mammifères, Introduction et catalogues des primates pp. 39-41.

Gray, J.E. (1866). Notice of some new species of Callithrix in the collection of the British Museum. Annals and magazine of Natural History (3) 17: 57-58.

Gray, J.E. (1870). Catalogue of Monkeys, Lemurs and Fruit-eating Bats in the collection of the British Museum pp. 54-57.

Grifith, E. (1821): General and particular description of vertebrated animals. Order Quadrumana pp. 90-92.

Groves, C. (2001). Primate Taxonomy pp. 170-178.

Haugaasen, T. and Peres, C.A. (2009). Interspecific primate associations in Amazonian flooded and unflooded forests. Primates 50: 239–251.

Heiduck, S. (1997). Food Choice in Masked Titi Monkeys (Callicebus personatus melanochir): Selectivity or Opportunism? International Journal of Primatology 18(4): 487-502.

Hernandez-Camacho, J. and Cooper, R.W. (1976). The nonhuman primates of Colombia. Neotropical Primates: Field studies and Conservation Pp. 47-49.

Hernandez-Camacho, J. and Defler, T.R. (1989). Algunos aspectos de la conservacion de primates no humanos en Colombia. La Primatologia en Latinoamerica pp. 88-89.

Hershkovitz, P. (1963): A systematic and zoogeographic account of the monkeys of the genus Callicebus of the Amazonas and Orinoco river basins. Mammalia 27(1): 1-79.

Herhskovitz, P. (1959). Nomenclature and Taxonomy of the Neotropical Mammals Described by Olfers, 1818. Journal of Mammalogy, Vol. 40, No. 3 pp. 337-353.

Hershkovitz, P. (1987): The titi. Field Museum of natural History Bulletin 58(6): 11-15.

Herskovitz, P. (1988) Origin, Speciation, and Distribution of South American Titi Monkeys, Genus Callicebus (Family Cebidae, Platyrrhini), by Philip Hershkovitz . Proceedings of the Academy of Natural Sciences of Philadelphia 140 (1): 240-272.

Hershkovitz, P. (1990): Titis, New World Monkeys of the genus Callicebus: A Preliminary Taxonomic Review. Fieldiana Zoology 55: 1-109.

Heymann, E.W.; Encarnación C. F and Canaquin Y. J.E. (2002). Primates of the Río Curaray, Northern Peruvian Amazon. International Journal ofPrimatology 23(1): 191-201.

Heymann, E.W., Encarnación, F and Soini, P. (2002). On the diagnostic characters and geographic distribution of the “Yellow-handed” Titi Monkey, Callicebus lucifer, in Peru. Neotropical Primates 10(3): 124-126.

Hill, W.C.O. (1955). Primates in the royal Scottish Museum. Part 2, Platyrrhini. Proceedings of the Royal Physical Society of Edinburgh 24 (3): 51-52.

Hill, W.C.O. (1960). Primates. Comparative anatomy and taxonomy 4 (A): 98-147.

Hirsch, A.; Subira, R.J. and Landau, E.C. (1994). Levantamento de primatas e zoneamento das matas na regiao do Parque Estadual do Ibitipoca, Minas Gerais, Brasil. Neotropical Primates 2(3): 4-6.

Hoffmansegg, J.C. (1807). Bechreibung vier Affenartiger Thiere aus Brasilien. Magasin für die neuestent Entdeckungen des gesammenten Naturkunde 1: 86-100.

Humboldt, A. de (1812). Recueil d’Observations de Zoologie d’Anatomie Comparée 1 : 319-312 + 362.

Ihering, H. von (1904). O Rio Juruá. Revista do Museo Paulista 6 :412.

Jardine, W. (1833). The naturalist’s library 1: 223-224.

Jentink, F.A. (1892). Catalogue systématique des mammifères (singes, carnivores, ruminants, pachydermes, sirènes et cétacés). Muséum d’Histoire Naturelle des Pays Bas 11: 51-53.

Jerusalinsky, L.; Oliveira, M.M.; Pereira, R.F.; Santana, R. ; Bastos, P.C.R. and Ferrari, S.F. (2006). Preliminary Evaluation of the Conservation Status of Callicebus coimbrai (Kobayashi & Langguth, 1999) in the Brazilian State of Sergipe. Primate Conservation 21: 25 – 32.

Kinzey, W. G.; Rosenberger, A. L.; Heisler, P. S.; Prowse, D. L. and Trilling, J. S. (1979). A Preliminary Field Investigation of the Yellow Handed Titi Monkey, Callicebus torquatus torquatus, in Northern Peru. Primates 18(1): 159-181.

Kinzey, W.G. (1982). Distribution of primates and forest refuges. Biological Diversification in the Tropics pp. 455-482.

Kinzey, W.G. and Becker, M. (1983). Activity Pattern of the Masked Titi Monkey, Callicebus personatus Primates 24(3): 337-343.

Kobayashi, S. (1995). A phylogenetic study of Titi Monkeys, Genus Callicebus, based on cranial measurements: 1. Phyletic groups of Callicebus. Primates 36(1): 101-120.

Kobayashi, S. and Langguth, A. (1999). A new species of titi monkey, Callicebus Thomas, from north-eastern Brazil (Primates, Cebidae). Revista brasileis Zoologia 16(2): 531-551.

Kraft, R. (1983). Die von J. Spix beschrieben …. Spixiana Supplement . 9:429-441

Kuhl, H. (1820). Beiträge zur Zoologie und vergleichenden Anatomie pp. 39-41.

Lesson, R. P. (1827). Manuel de mammalogie ou histoire naturelle de mammifères pp. 56-57.

Lesson, R.P. (1829). Sagouin. Dictionnaire classique d’histoire naturelle 15:52-56.

Lesson, R.P. (1838). Compléments de Buffon, 2e édition pp. 280-281.

Lesson, R.P. (1840). Species des mammifères bimanes et quadrumanes pp. 161-167.

Lesson, R.P. (1848). Etudes sur les Mammifères Primates. Revue Zoologique par la Societé Cuvierienne 11:232-233.

Lönnberg, E. (1922). A third contribution to the Mammalogy of Ecuador. Arkiv för Zoologi 14(20): 3-6.

Lönnberg, E. (1939). Notes on some members of the genus Callicebus. Arkiv för Zoologi 31 (13): 1-18.

Loretto, D. and Rajão, H. (2005). Novos Registros de Primatas no Parque Nacional do Itatiaia, com Ênfase em Brachyteles arachnoides (Primates, Atelidae). Neotropical Primates 13(2): 28-30.

Lund, P. W. (1839). Coup d’œil sur les espèces éteintes de mammifères du Brésil ; extrait de quelques mémoires présentes à L’Académie royale des Sciences de Copenhague. Annales des Science Naturelles 2 (11) : 214-234.

Lund, P. W. (1840). Nouvelles recherches sur la faune du Brésil. Annales Science Naturelle. 2 (13): 310-319.

Lund, P. W. (1841). Blik paa Brasiliens Dyreverden för sidste Jordomvaeltning. Tredie Afhandlung: Fortsettelse af Patteddyrene. Afhandligen Kgl. Danske Videnskabernes Selskabs Naturvidenskabelige og Mathematiske Afhandlinger. 8: LXXXVII + 254-255.

Lund, P. W. (1842). Fortsatte Bemærkninger over Brasiliens uddöde Dyrskabning. Afhandligen Kgl. Danske Videnskabernes Selskabs Naturvidenskabelige og Mathematiske Afhandlinger. 9:135.

Lund, P.W. (1843). Anmerkunten über den Guigo. Isis von oken. Year 1843, 10:754-755.

Marcelino, M., and Marini-Filho, O. (2003). Grupe de Trabalho para a conservacao de Callicebus barbarabrownae and Callicebus coimbrai. Neotropical Primates 11(3): 194-195.

Marinho-Filho, J. and Wilson Verissimo, E. (1997). The Rediscovery of Callicebus personatus barbarabrownae in Northeastern Brazil with a New Western Limit for Its Distribution. Primates 38(4): 429-433.

Mark, M. (2003). Some observations on Callicebus oenanthe in the Upper Rio Mayo Valley, Peru. Neotropical Primates 11(3): 183-187.

Martinez y Saez, F. (1873). Nota sobre mamíferos Americanos. Anales de Sociedad Espanola de Historia Natural 2: 243.

Martinez, J. and Wallace, R.B. (2007). Further Notes on the Distribution of Endemic Bolivian Titi Monkeys, Callicebus modestus and Callicebus olallae. Neotropical Primates 14(2): 47-54.

Martinez, J. (2010). Extensión de Rango de Distribución del Mono Lucachi Callicebus aureipalatii
(Pitheciidae) para el Departamento de La Paz, Bolivia. Neotropical Primates 17(1), 24-27.

Martins, M.M. and Setz, E.Z.F. (2000). Diet of Buffy Tufted-Eared Marmosets (Callithrix aurita) in a Forest Fragment in Southeastern Brazil. International Journal of Primatology 21(3): 467-467.

Martin, M.M. (2003). Forest fragments in Barreiro Rico, Southeastern Brazil: the need for conservation action. Neotropical Primates 11(1): 55-56.

Martins, M.M. (2005). Density of primates in four semi-deciduous forest fragments of Sao Paulo, Brazil. Biodiversity and Conservation 14:2321–2329.

Meerwarth, H. (1897-1898). Simios (macacos) do novo mundo. Boletin do Museo Paraense de Historia Natural y Etn. 2: 121-154.

Melo, F.R. de; Cosenza, B.A.P.; Ferraz, D.S.; Souza, S.L.F.; Nery, M.S. and Rocha, M.J.R. (2005). The near extinction of a population of northern muriquis (Brachyteles hypoxantus) in Minas Gerais, Brazil. Neotropical Primates 13(1): 10-14.

Mercado and Wallace, 2010. (2010). Distribución de primates en Bolivia y áreas prioritarias para su conservación. Tropical Conservation Science Vol.3 (2):200-217.

Milton, K. and Nessimian, J.L. (1984). Evidence for lnsectivory in Two Primate Species (Callicebus torquatus lugens and Lagothrix lagothricha lagothricha) from Northwestern Amazonia. American Journal of Primatology 6:367-371.

Minezawa, M.; Jordan, C.O. and Valdivia, C.J. (1989). Karyotypic Study of Titi Monkeys, Callicebus moloch brunneus. Primates, 30(1): 81-88.

Müller, K.; Ahl, C. And Hartmann, G. (1997). Geophagy in Masked Titi Monkeys (Callicebus personatus melanochir) in Brazil. Primates, 38(1): 69-77.

Nadjafzadeh, M.N. and Heymann, E. W. (2008). Prey Foraging of Red Titi Monkeys, Callicebus cupreus, in comparison to sympatric tamarins, Saguinus mystax and Saguinus fuscicollis. American Journal of Physical Anthropology 135:56–63.

Neville, M.; Castro, N.; Marmól A. and Revilla, J. (1976). Censusing Primate Populations in the Reserved Area of the Pacaya and Samiria Rivers, Department Loreto, Peru. Primates, 17(2): 151-181.

Oliveira Azevedo Lopes, M.A. de and Rehg, J.A. (2003). Observations of Callimico goeldii with Saguinus imperator in the Serra do Divisor National park, Brazil. Neotropical Primates 11(3):181-183.

Oliveira M.F. de and Manzatti, L. (1996). New location for the muriqui (Brachyteles arachnoides) in the state of Sao Paulo, Brazil. Neotropical Primates 4(3): 84-85.

Oliveira, V. B. de; Linares, A.M.; Corrêa, G.L.C. and Chiarello, A.G. (2008). Predation on the black capuchin monkey Cebus nigritus (Primates: Cebidae) by domestic dogs Canis lupus familiaris (Carnivora: Canidae), in the Parque Estadual Serra do Brigadeiro, Minas Gerais, Brazil Revista Brasileira de Zoologia 25(2): 376-378.

Osgood, W.H. (1916). Mammals of the Collins-Day South American expedition. Fieldiana – zoology 10 (14):214

Pacheco, V., Márquez, G., Salas, E. and Centty, O. (2011). Diversidad de mamíferos en la cuenca media del río Tambopata, Puno, Perú. Revista peruana de biología 18(2): 231 – 244.

Palacios, E.; Rodriguez, A.; Defler, T.R. (1997). Diet of a Group of Callicebus torquatus lugens (Humboldt, 1812) During the Annual Resource Bottleneck in Amazonian Colombia. International Journal of Primatology, 18(4): 503-522.

Palaciosa, E. and Peres, C.A. (2005). Primate Population Densities in Three Nutrient-Poor Amazonian Terra Firme Forests of South-Eastern Colombia. Folia Primatologica
76:135–145.

Passamani, M. (2008) Density and group size of primates in an Atlantic Hill forest of southwest Espirito Santo, Brazil. Revista Brasileira de Zoociencias 10(1): 29-34.

Pelzen, A. von (1883). Brasilische Säugethiere pp. 19-20.

Phillips, K.A.; Haas, M.E.; Grafton, B.W. and Yrivarren, M. (2004). Survey of the gastrointestinal parasites of the primate community at Tambopata National Reserve, Peru. Journal of Zoolology, London 264: 149–151.

Pieczarka, J.C. and Nagamachi, C.Y. (1988). The Karyotype of Callicebus moloch moloch. Revista Brasilia Genet 11 (3): 653-659.

Pimenta, F.E. and Souza e Silva Júnior, J. de (2005). An Update on the Distribution of Primates of the Tapa jós-Xingu Interfluvium, Central Amazonia. Neotropical Primates 13(2):24-28.

Pinto, L.P.S. ; Costa, C.M.R. ; Strier, K.B. and da Fonseca, G.A.B. (1993). Habitat, Density and Group Size of Primates in a Brazilian Tropical Forest. Folia Primatologica 61: 135-143.

Pinto, M.P. and Grelle, C.E.V. (2009). Reserve selection and persistence: complementing the existing Atlantic Forest reserve system. Biodiversity Conservation 18: 957–968.

Pöppig, E.F. (1832). Doctor Pöppig’s naturhistorische Berichte aus Peru. Notizen aus dem Gebiete des Natur- und Heilkunde 32 (15)697: 229-230.

Porter, L.M. (2001). Dietary Differences Among Sympatric Callitrichinae in Northern Bolivia: Callimico goeldii, Saguinus fuscicollis and S. labiatus. International Journal of Primatology, 22(6)961-992.

Porter, L., Chism, J., Defler, T.R., Marsh, L., Martinex, J., Matthews, H., McBride, W., Tirira, D.G., Velilla, M. and Wallace, R. (2013). Pitheciid conservation in Ecuador, Colombia, Peru, Bolivia and Paraguay. Evolutionary Biology and Conservation of Titis, Sakis and Uacaris. Chapter 32, pp. 320-331. Eds. Liza M. Veiga, Adrian A. Barnett, Stephen F. Ferrari and Marilyn A. Norconk. Cambridge University Press.

Price, E.C. and Piedade, H.M. (2001). Diet of Northern Masked Titi Monkeys (Callicebus personatus). Folia Primatologica 72: 335–338.

Puertas, P. and Bodmer, R.E. (1993). Conservation of a high diversity primate assemblage. Biodiversity and Conservation 2: 586-593.

Rehg, J.A. (2006). Seasonal Variation in Polyspecific Associations Among Callimico goeldii, Saguinus labiatus, and S. fuscicollis in Acre, Brazil. International Journal of Primatology. 27(5): 1399-1428.

Reichenbach, 1862. Die Vollständigiste Naturgeschichte der Affen.

Reis Monçâo, G.; Selhorst, V. and Rodrigues Soares-filho, J.A. (2008). Expansão da Distribuição Geográfica de Callicebus bernhardi a Oeste do Rio Ji-Paraná, Estado de Rondônia, Brasil Neotropical Primates 15(2): 67-68.

Robinson, J.G. (1979). Vocal Regulation of Use of Space by Groups of Titi Monkeys Callicebus moloch. Behavioral Ecololgy and Sociobiology 5:1-15.

Rode, P. (1938). Catalogue des Types de Mammifères du muséum national d’histoire naturelle – 1 Ordre des Primates pp. 34-36.

Rodrigues, L.G.R.; Barrosi, R.M.S.; Pissinati, A.; Pieczarka, J.C. and Nagamachi, C.Y. (2004). A new karyotype of an endangered primate species (Callicebus personatus) from the Brazilian Atlantic forests. Hereditas 140: 87-91.

Rodrigues, L.RR.; Cardoso de Sousa, M.; Pieczarka1,J.C. and Nagamachi1,C.Y. (2006). Karyotypic study of Callicebus coimbrai: a rare and threatened primate species from Brazil. Caryologia 59(3): 248-252.

Romanini de Oliveira, R.C., Sales Coelho, A. and Melo, F.R. de (2003). Estimativa de densidade e tamanho populacional de Saué (Callicebus nigrifrons) em um fragmento de mata em regeneraçao, Viçosa, Minas Gerais, Brasil. Neotropical Primates 11(2) : 91-94.

van Roosmalen, G.M.; van Roosmalen, T. and Mittermeier, R.A. (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.): 1-52.

Rowe, N. And Martinez, W. (2003). Callicebus sightings in Bolivia, Peru and Ecuador. Neotropical Primates 11(1): 32-35.

Sampaioa, D.T. and Ferraria, S.F. (2005). Predation of an Infant Titi Monkey (Callicebus moloch) by a Tufted Capuchin (Cebus apella). Folia Primatologica 76:113–115.

Sanborn, C.C. (1949). Mammals from the Rio Ucayali, Peru. Journal of Mammalogy 30(3): 284.

Schinz, H.K. (1821-1825). Das Thierreich, eingetheilt nach dem Bau der Thiere als Grundlage ihrer Naturgeschichte und der vergleichenden Anatomie von den Herrn Ritter von Cuvier. Volume 1: 132-133.

Schinz, H.K. (1844). Systematische verzeichniss aller bis jetz bekannte Säugethiere oder Synopsis Mammalium nach dem Cuvier’schen System 1: 80-83.

Schlegel, H. (1876). Les singes, Simia. Muséum d’Histoire Naturelle de Pays-Bas 12 :230-241.

Schneider, H; Schneider, M.P.C.; Sampaio, M.I.C.; Montoya, E.; Tapia, J. ; Encarnacion, N.P. ; Anselmo, N.P. and Salzano, F.M. (1993). Divergence Between Biochemical and Cytogenetic differences in three Species of the Callicebus moloch Group. American Journal of Physical Anthropology 90:345-350.

Sendall, C. ; Fernandez-Duque, E. and Di Fiore, A. (2007) A preliminary study of mate-guarding in wild titi monkeys (Callicebus discolor) (Abstract). American Journal of Physical
Anthropology Suppl. 44: 214-215.

Soini, P.; Aquino, R.; Encarnación, F.; Moya, L. and Tapia, J. (1989). Situacion de los primates en la Amazonia Peruana. La Primatologia en Latinoamerica pp. 13-21.

Solari,S.; Pacheco,V,; Luna,L.; Velazco, P.M. and Patterson, B.D. (2006). Mammals of the Manu Biosphere Reserve  Fieldiana Zoology 110: 13–22.

Sousa, M.C. de (2000): New localities for Coimbra-Filho’s titi monkey, Callicebus coimbrai, in north-east Brazil. Neotropical Primates 8(4): 151.

Sousa, M.C. de (2003). Distribuiçao do Guigo (Callicebus coimbra) no estado de Sergipe. Neotropical Primates 11(2): 89-91.

Sousa, M.C. de; Sampaio dos Santos, S.and Marques Valente, M.C. (2008) Distribuição e Variação na Pelagem de Callicebus coimbrai (Primates, Pitheciidae) nos Estados de Sergipe e Bahia, Brasil Neotropical Primates 15(2): 54-59.

Souza, L.L. de, Querioz, H.L. and Ayres, J.M. (2004). The mottled-faced tamarin, Saguinus inustus, in the Amana Sustainable Development Reserve, Amazonas, Brazil. Neotropical Primates 12(3): 121.

Spix, J.B. de (1814). Abhandlungen über die Affen der alten und neuen Welt….. Denkschriften der Königlichen Akademie des Wissenschaften zu München 4: 330-332.

Spix, J.B. de (1823). Simiarum et vespertiliarum Brasilienses species novea; … pp. 18-23.

Spix, J.B. and Martius, J.F.P. von (1831). Reise in Brasilien in den Jahren 1817-1821 pp. 1130- 1131.

Stallings, J.R. (1989). Status y conservacion de primates en el Paraguay. La Primatologia en Latino america pp. 141.

Stark, J. (1828). Elements of natural history 1:55.

Steiner São Bernardo, C, and Galetti, M. (2004). Densidade e tamanho populacional de primatas em um fragmento florestal no sudeste do Brasil. Revista Brasileira de Zoologia 21 (4): 827–832.

Stepp, C. (2003). A possible field sighting of Callicebus bernhardi in northen Mato Grosso. Neotropical Primates 11(2): 121.

Stevenson, P.R. and Aldana, A.M. (2008). Potential Effects of Ateline Extinction and Forest Fragmentation on Plant Diversity and Composition in the Western Orinoco Basin, Colombia. International Journal of Primatology 29: 365–377

Tate, G.H.H. (1939). The mammals of the Guiana region. Bulletin of AMN 76: 219-220.

Temminck, C.J. (1827). Monographies de mammalogie 1 :XV.

Thomas, O. (1880). On mammals from Ecuador. Proceedings of the Scientific Meetings of the Zoological Society of London. Pp. 394.

Thomas, O. (1903). Notes on South-American Monkeys, Bats, Carnivores, and Rodents, with descriptions of new species. Annals and magazine of Natural History 7 (12): 455-457.

Thomas. O. (1907). On Neotropical Mammals of the Genera Callicebus, Reithrodontomys, Ctenomys, Dasypus, and Marmosa. Annals and Magazine of Natural History (7) 20: 11-12.

Thomas, O. (1908). Four new Amazonian monkeys. Annals and Magazine of Natural History (8) 2: 88-90.

Thomas, O. (1911). Three new mammals from the Lower Amazons. Annals and Magazine of Natural History (8) 7:606-607.

Thomas, O. (1913). On some rare Amazonian Mammals from the Collection of the Para Museum. Annals and Magazine of Natural History (8) 11:130-136.

Thomas, O. (1913). New mammals from South America. Annals and Magazine of Natural History (8) 12:567-574.

Thomas, O. (1914). On various South-American Mammals. Annals and Magazine of Natural History (8) 13:345.

Thomas, O. (1914). New Callicebus and Eumops from S. America. Annals and Magazine of Natural History (8) 13:480.

Thomas, O. (1923). Three new mammals from Peru. Annals and Magazine of Natural History (9) 12:692.

Thomas, O. (1924). New Callicebus, Conepatus, and Oecomys from Peru. Annals and Magazine of Natural History (9) 14: 286-288.

Thomas, O. (1927). In the titi monkeys of the Callicebus torquatus group. Annals and Magazine of Natural History (9) 19: 509-510.

Thomas, O. (1927). On further monkeys of the Callicebus torquatus group. Annals and Magazine of Natural History (9) 20: 287.

Thomas, O. (1927). The Godman-Thomas Expedition to Peru. – VI. On mammals from the Upper Huallaga and neighbouring Higlands. Annals and Magazine of Natural History (9) 20: 594- 596.

Thomas, O. (1927). The Godman-Thomas Expedition to Peru. – V. On mammals collected by Mr. R.W. Hendee in the Province of San Martin, N. Peru, mostly at Yurac Yacu. Annals and Magazine of Natural History (9) 19: 361-363.

Thomas, O. (1928a). The Godman-Thomas Expedition to Peru. – VII. The mammals of the Rio Ucayali. Annals and Magazine of Natural History (10) 2: 253-254.

Thomas, O. (1928b). The Godman-Thomas Expedition to Peru. – VIII. The mammals of the Rio Ucayali. Annals and Magazine of Natural History (10) 2: 286.

Toledo, P. M., H. M. Moraes-Santos and C. C. S. Melo. (1999). Levantamento preliminar de mamíferos não-voadores da Serra dos Carajás: grupos silvestres recentes e zooarqueológicos. Bol. Mus. Para. Emílio Goeldi, sér. Zool. 15: 141 – 157.

Torre, S. de la; Utreras, V. and Campos, F. (1995).An overview of primatological studies in Ecuador: Primates of the Cuyabeno Reserve. Neotropical Primates 3(4): 169-171

Trevelin, L.C.; Port-Carvalho, M.; Silveira, M. and Morell, E. (2007). Abundance, habitat use and diet of Callicebus nigrifrons Spix (Primates, Pitheciidae) in Cantareira State Park, São Paulo, Brazil Revista Brasileira de Zoologia 24(4): 1071-1077.

Trouessart, E.L. (1897-1899). Catalogus mammalium tam viventum quam fossilium 1: 44-46

Trouessart, E.L. (1904-1905). Catalogus mammalium tam viventum quam fossilium Quinquennale Suppl. Pp. 25-26.

Tschudi, J. J von (1844). Theriologie. Untersuchungen über die Fauna Peruana 45-47.

Sergio Maia Vaz (2001). Primatas da regiao do Rio Tapajos, Pará, Brasil. Neotropical Primates 9(2): 55-56.

Vieirra, C.C. (1944). Nova Contribuiçao ao Conhecimento dos Mamiferos do Rio Juruá. Papeis Avulsos de Zoologia, Sao Paulo 4: 251-252.

Vieirra, C.C. (1944). Os Simios do Estado de Sao Paulo. Papeis Avulsos do Departemento de Zoologia, Sao Paulo 4(1): 1-31.

Vieira, C. da C. (1952). Resultados de una expedicao cientifica ao Territorio do Acre: Mamiferos. Papéis Avulsos de Zoologia (São Paulo) 11 (2): 23

Vieira, C. da C. (1955). Lista remissiva dos mamiferos do Brasil. Arquivos de Zoologia 8 (10): 375- 379.

Vivo, M. de (1985). On some monkeys from Rondonia, Brasil. Papeis Avulsos de Zoologia 35(11): 106-107.

Vleeschouwer, K. de; Silva Santos, J. da; Leus, K. and Elsacker, L. van (2004) A sighting of Muriquis (Brachyteles) in Una Biological Reserve, Bahia, Brazil. Neotropical Primates 12(2): 96-97.

Wagner, J.A. (1833). Critische Revision des brasilian. Affenarten. Isis von Oken 10(2):994.

Wagner, J.A. (1840). Schreber, die Säugthiere in Abbildungen nach natur mit Beschreibungen. Supplementband, Erste Abtheilung: Die Affen und Flederthiere.

Wagner, J.A. (1842). Diagnosen neuer Arten brasilischen Säugthiere. Archiv für Naturgeschichte 8(1): 356-357.

Wagner, J.A. (1848). Callithrix. Springaffe. Beitrage zur kenntniss der Säugthiere Amerikas Abhandlungen des Königl. Akademie des Wissenschaften München 5: 446-457.

Wagner, J. A. (1855). Schreber, die Saugethiere in Abbildungen nach natur mit Beschreibungen. Supplementband, Fünfte Abtheilung : Die Affen.

Wallace, A.R. (1852). On the monkeys of the Amazon. Proceedings of the Zoological Society of London pp. 107-110.

Wallace, R.B., Gómez, H., Felton, A., and Felton, A.M. (2006). On a New Species of Titi Monkey, Genus Callicebus, Thomas (Primates, Pitheciidae), from Western Bolivia with Preliminary Notes on Distribution and Abundance. Primate Conservation 20: 29-39.

Wallace, R.B. and Painter, R.L.E. (1996). Notes on a distributional river boundary and southern range extension for two species of Amazonian primates. Neotropical Primates 4(4):149- 151.

Weldon, W.F.R. (1884). Notes on Callithrix gigot. Proceedings of the Zoological Society of London 52: 6.

Wied-Neuwied (1820). Reise nach Brasilien in den Jahren 1815 bis 1817. pp. 181.

Wied-Neuwied (1821). Voyage au Brésil 2: 9-10

Wied-Neuwied, M. (1822-31). Abbildungen zur naturgeschichte von Brasiliens/ Recueil d Planches coloriées d’Animaux du Brésil.

Wied, M. Prince of (1826). Beitrage zur Naturgeschichte Brasilien. 2:107-121.

Winge, H. (1895). Jordfundne og nulevende aber (Primates) fra Lagoa Santa, Minas Geraes, Brasilien : med udsigt over pungdyrenes slægtskab.