GUANS, CURASSOWS and CHACHALACA BIBLIOGRAPHY

Altrichter,M & Jimenez, I. 1999. Hunting and conservation of wild animals in San Juan del Norte, reserva biologica indio-maiz, Nicaragua. Mesoamericana 4 (4): 117-125.Craxrubra

Alvarez, E. C. 1997. Distribution and habitat characteristics of the cracids Ortalis motmot and Crax alector in the flooded zone of Embalse Guri, Bolivar State, Venezuela.

 Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C.

Amadon. D.1983. Crax ruba (Pavon grande pavon,granadera, Great Curassow).

Janzen, D. H. [Ed] Costa Rican Natural History. University Chicago Press.

Andrae, E. A. 1904. A Naturalist in the Guianas. Smith Elderand Co, London.

Andrle, R. F. 1967. The Horned Guan in Mexico and Guatemala. Condor, Vol. 69: 151-262.

Arguedas, N., Mayer, P., Milligan, D. & Nordstrom, L. 1997. A recovery plan for Crax rubra in Costa Rica. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 

Artmann, A. 1990. Successgful breeding of the Rufous-headed Chachalaca Ortalis erythroptera (Sclater and Salvin, 1870. Avic Mag 96 (4): 174-177.

Balda, W. 1989. Evaluation of success of Plain Chachalaca Ortalis vetula transplants in South Texas. MSc thesis. N. M. State University.

Bangs, O. 1901. A new Ortalisfrom the Archipelago de las Perlas, Bay of Panama. Proc New England Zool. Cl, Vol 2:61-62.

Beebe, W. M. 1910. Our Search for a Wilderness. London.

Beebe, W. M., Hartley, G. I. & Howes, P. G. 1917. Tropical Wildlife in British Guyana. New York Zoological Society.

Bennett, E. T, 1831. The Gardens and Menagerie of the Zoological Society London, Vol. 2.

Blake, E. R. 1962. A new race of Penelope montagnii from southeastern Peru. Fieldiana , Zool., Vol 44 No 14: 121-122.

Bond, J & de Schauensee, R. M. 1939. Descriptions of new birds from Bolivia. Part 2. A new species of the genus Pauxi . Notulae . Nat., No 29: 1-2.

Borges, S. H. 1999. Relative use of secondary forests by cracids in central Amazonia. Ornitologia Neotropical 10 (1): 77-80.

Brodkorb, P. 1942, The chachalacas of interior Chiapas. Proc Biol Soc Washington, Vol 55: 181-182.

Bronzini, E. 1940. Descrizione di un ibrido Crax fasciolata x C alberti. Riv Italiana di Ornit. Vol. 10: 11-21.

Brown, C. B. 1876. Canoe and Camp Life in British Guyana. Edward Stanford, London.

Buchholz, R. 1990. The Yellow Knobbed Curassow in Venezuela. W.P.A. news 29: 11-13.

Buchholz, R. 1991. Older males have bigger Knobbs: Correlation of ornamentation in two species of curassow. Auk 108 (1): 153-166.

Buchholz, R. 1995. The decending whistle displayand female visitation rates in the Yellow Knobbed Curassow, Crax daubentoni in Venezuela. Ornithologia Neotropical 6 (1): 27-36.

Candido, J. & Jose, F. 1996. Food acceptance by Crax blumenbachii and Penelope superciliaris (Cracidae) incaptivity. Ararajuba 4 (1): 42-47.

Carpentier, J. 1956. Notes on the Breeding of Curassows and Guans, Avic Mag 62: I50-I52.

Cherrie, G. K. 1916. Ornithology Orinoco. Bull Brooklyn Institute 2: 339-374

Chubb, 1917. The Birds of British Guyana_. Bernhard Quatrich.

Christensen, Z. D. 1978. Notes on the food habits of the Plain Chachalaca from the lower Rio Grande Valley. Wilson Bull 90: 647-648.

Conover, B. & Phelps, W. 1947. La distribucion geografica de las subespecies de la Pava de Monte Penelope granti. Bol Soc Venezolana Cien Nat., Vol 10: 321-325.

Conover, B. 1945. A new race of Penelope argyrotis from Colombia. Proc. Biol. Soc. Washington, Vol. 58: 125-126.

Cox, G. & Clarke, R. 1988. In search of the unicorn. W.P.A. News No 19: 21-22.

Cox, G. & Clarke, R. 1988. Erste ergebnisse einer studie uber den bolivianischen helmhokko Pauxi unicornis im Amboro National Park, Boliven. Trochilus 9: 96-101.

Cox, G. & Clarke, R. 1989. Horned Curassow. W.P.A. News No 26: 20.

Cox, G. 1990. The unicorn's nest. W.P.A. News No 29: 8-10.

Cox, G. 1992. First breeding record of the Horned Curassow. W.P.A Journal Vol. 15 & 16: 102-103. pauxi unicornis.

Cox, G. & Cox, J. 1997. Cracidae country report for Bolivia. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C.

Cox, G., Read, J. M., Clarke, R. & Easty, S. V. 1997. Studies of Horned Curassow Pauxi unicornis in Bolivia. Bird Conserv. Inter 7: 199-211.

Cuervo, A. M., Ochoa, J. M. & Salaman, P. 1997. Last evidence of the Blue-billed Curassow Crax alberti  with annotations on it's natural history, current distribution and specific threats. Boletin Sao 10 (18-19): 69-80.

Da Silveira, C. L. 1986. Breeding and handrearing the Red-billed Curassow Crax blumenbachii at Rio de Janeiro Zoo. Int Zoo Yb 24/25: 224-247.

Davis, L. I.1965. Acoustic evidence of relationship in Ortails (Cracidae). Southwestern Nat., Vol. 10, No 4: 288-301.

Delacour, J. & Amadon, D. 1973. Curassows and Related Birds. The American Museum of Natural History.

de Schauensee, R. M. 1964. The Birds of Colombia. Livingston Publishing.

Dickson, E. S. 1851. The Dove Cote and the Aviary.

De Boer, L. E. M. & Belterman, R. H. R. 1981. Chromosome banding studies of the Razor-billed Curassow Crax mitu. Genetica (Dordrecht) 54 (3): 225-232.

Edwards, W. H. 1847. The River Amazon (A Voyage up the Amazon).

Eitniear, J. C., Tapia, A.A., Gonazales, V., Pedraza, R. & Baccus, J. T. 2000. New  galliformes for the mexician state of Quereta. Cotinga 13: 10-13.Crax rubra, Penelope p. purpurascens

Erard, C., Thery, M. & Saabatier, D. 1991. Regime alimentaire de tinamus major (Tinamidae), Crax alector (Cracidae) and the Psophia crepitans (Psophiidae), en forest guyanaise. Gibier Faune Sauvage 1991: 183-210.

Faust, R. & Kunstliche, J. 1963. Brut und Aufzucht eines Gelbschnabel-Hokkos Crax fasciolata. Zool .Gart. Lpz 28 (1): 8-11.

Fleetwood, R. J. & Bolen, E. G. 1965. Compound clutch of the Chachalaca. Condor 67: 84-85.

Fleig, C. M. & Dooley, R. E. 1972. Spasmodic Tic, a Behavioral Trait of the Cracidae.Condor 74: 484.

Frazer, L. 1850. Cracids in the Collection of Lord Derby. PZS 1850 pp 246.

Garcia, C. & Brookes, D. M. 1997. The evolution of Crax sociobiology and phylogeny using behavioral and ecological characters. Strahl, S. D., Beaujon, S.,

Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C.

Glover, R. G.1976-77. Early Menageries, The Animal Trade and Curassows. W.P.A Journal 2: 59-61.

Greenfield, O. 1992. In Quest of  the Unicorn Bird. Pub Michael Joseph.

Guppy, N. 1958. Wai Wai. John Mureay, London.

Haverschmidt, F. 1955. List of the Birds of Surinam.

Held, M. M. & Werkhoven, M. C. M. 1997. An ecological study of cracidae in Surinam. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Held, M. M. 1997. Cracids of Surinam. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Hennessey, A. B. 1999. Conservation status  and natural history of the Wattled Curassow in the lower Beni River area of Bolivia. Annual Review of the W.P.A. 1998-1999: 56-61.

Herzog, S. K. & Kessler, M. 1998. In search of the last Horned Curassow Pauxi unicornis in Bolivia.Cotinga J of the Neotropical Bird Club No 10: 46-48.

Hughes, C. R. & Larson, E. D. 2000. Characterization of microsatellite loci developed for the Wattled Curassow Crax globulosa. Molecular Ecology 9 (5): 632-633.

Joseph, L. 1999. A curious quandry concerning questionable curassow: can DNA toolbox solve a century-old problem. WPA News 60: 9-11. Crax estudillio, Crax viridirostris

Klemens, M. & Black, M. 1999. Cracid Specialist Group. W.P.A./Birdlife/SSC. Species No 31-32: 85-86.

Lopez, J. 1979. The Cracids. Avic Mag Vol 85 No 4: 210-215.

Lopez, J. 1977. Observations on the Nocturnal Curassow Nothocrax urumutum and Other Cracidae . W.P.A. Journal 2: 41-49.

Lopez, J. 1985. Notes on rare cracids in the wild and in captivity. W.P.A. Journal 11: 53-66.

Lopez, J. 1988. Breeding cracids in captivity. In: Proceedings of the 5^th World Conference on Breeding Endangered Species in Captivity. Eds. Dresser, B. L.,

Reece, R. W. & Maruska, E. J. pp. 159-163, Cincinnati, Ohio.

Lovejoy, T. E. & Brash, A. R. 1984. Homage au Jean D'arc or the conservation of the Cracidae? Dodo , J. Jersey wildl Preserv Trust. 21: 33-42.

Marion, W. R. 1974. Status of the Plain Chachalaca in south Texas. Wilson Bull 86: 200-205.

Marion, W. R. 1976. Plain Chachalaca food habits in south Texas. Auk 93: 376-379.

Marion, W. R. 1977. Growth and development of the Plain Chachalaca in south Texas.Wilson Bull 89: 47-56.

Marion, W. R. & Fleetwood, R. J. 1978. Nesting ecology of the Plain Chachalaca in south Texas. Wilson Bull 90 (3): 386-395.

Martinez, M. & Miguel, A. 1999. Conservation status and habitat preferences of the Cozumel Curassow. Condor 101 (1): 14-20.

McCoy, M. 1997. Country report on cracidae in Costa Rica. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Mee, A. 1999. Parque Nacional Carrasco: a key aera for the threatened Horned Curassow. W P A News 60: 11. Pauxi unicornis

Merler, J. A., Diuk, W. M. A. & Quintana, R. D. 2001. The winter diet of Dusky-legged Guan  Penelope obscura at Parana River Delta  Region. Studies on Neotropical Fauna and Enviroment 36 (1): 33-38.        

Miller, W. de W. & Griscom, L. 1921. Notes on Ortalis vetula and its allies. Auk Vol. 38: 44-50.

Miller, W. de W. & Griscom, L. 1921. The type locality of Ortalis vetula-a correction. Ibid Vol. 38: 455.

Morales, M. A. M. 1997. The population status of the Cozumel Curassow Crax rubra grisocomi  and it's conservation potential. Strahl, S. D., Beaujon, S., Brooks,

D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Noorwood, V. G. 1964. Jungle Life in Guyana. London 1964.

Ollson, M. 1977. The Captive Propagation of Curassow. Inter Zoo Yb Vol. 17: 147-150.

O'Neill, J. P. 1991. The Cracidae – an overview. A.A.Z.P.A. Southern Reg Proc.1991: 221-223.

Ouse, A. J. 1991. The status of cracids in aviculture. A.A.Z.P.A. Southern Reg. Proc 1991: 224-228.

Peterson, M. J. 2001. Plain Chachalaca, Birds of North America 55o: 1-23. Ortalis vetula

Phelps. W. H. &. Phelps, W. H. Jr. 1962. Two new subspecies of birds from Venezuela, the rufous phase of Pauxi pauxi and other notes. Proc. Biol. Soc. Washington, Vol. 75: 199-204.

Plasse, R. 1991. Curassow Husbandry at the Houston Zoological Gardens. A.A.Z.P.A. Southern Reg. Proc 1991: 229-235.

Price, R. D. & Emerson, K. C. 1986. New Mallophaga from the Black Curassow (Galliformes: Cracidae ) in Venezuela. J of Entomological Science 21 (4): 309-314.

Quevedo, A., Alonso, S., Paul, D. T. 2005. A new bird reserve in the Magdalena Valley of Colombia for the Blue-billed Curassow. W.P.A. News 74:  9-10

Reavill, D. R. 1992. Sepctic thrombosis in a Great Curassow Crax rubra. Proc Ann Con Assoc of Avian Veterinarians 1992: 174-176.

Reinhard , R. 1989. Verwirrung um Glattschnabel und Gelbschnabelhokkos. Bongo 15: 127-128.

Rodriguez, J. P., Rojas-Suarez, F., Sharpe, C. J. 2004. Setting priorities for the conservation of Venezuela's threatened birds. Oryx 38 (4): 373-382.

Roth, V. 1949. Pathfinding on the Mazaruni, Guiana Edition No 13, Georgetown. Guyana.

Salvador, S. A.1991. Notes on the nesting of the Dusky-legged Guan Penelope obscura. Nuestras Aves 9 (24): 26.(In Spanish).

Santamaria, M. & Franco, A. 2000. Frugivory of Salvin's Curassow in a rain forest of the Colombian amazon. Wilson Bull 112 (4): 473-481. Mitu salvini

Sclater, P. L. 1875. On the Cracids now or lately living in the Societies Gardens, Trans Zoo Soc.

Sclater, P. L. & Salvin. 1877. Descriptions of Eight New Species of South American Bird. P.Z.S.

Sergio, F. 1997. Information on the cracidae family in Honduras. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Sermeno, A. 1997. Feeding and reproduction of the Great Curassow Crax rubra in El Salvador. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Sermeno, A. 1997. The situation of the cracidae family in El Salvador. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997. 

Seth-Smith. D. 1930. Curassows and Guans. Avic Mag 1930: 294-303.

Scheres, G. 1994. First reintroduction of an endangered cracid. WPA News 43: 26-29.

Scharf, W. C. & Emerson, K. C. 1984.  A revision of Amyrsidea, subgenus Cracimenopon (Mallophaga: Menoponidae). Proc of the Entomlogical Soc Washington :86 (4): 877-892.

Schifter, M. 1989. Early longevity and breeding records of curassows (Cracidae). Rivista Italiana di Ornitologia 59 (1-2): 70-74.

Sheppard, C. 1991. Management, breeding and long term planning for cracids. AAZPA Reg. Con Proc 1991: 218-220.

Sick, H. 1965. Jacus (Penelope) da regiao Amazonica (Aves, Cracidae). Papies Avulso, Dept Zool., Sec Agr Sao Paulo, Vol 17: 9-16.

Silva, J. L. & Strahl, S. D. 1991. Human impact on populations of chachalacas, guans and curassows (Galliformes: Cracidae) in Venezuela. In: Neotropical Wildlife Use and Conservation. Eds. Robinson, J. G. & Redford, K. H. pp. 37-52, Univ. of Chicago Press, Chicago.

Silva, J. L.& Strahl, S. D. 1997. Hunting pressure on cracid populations in national parks in the north of Venezuela. NYZS, The Wildlife Conservation Soc, Los Dos Caminos, Av. Avila, Qta. Lucy, Nro.23-12, Caracas, Venezuela.

Simpson, G. P. J.,  Azeredo, G. P. R. & Barros, P. L. 1997. The Red-billed Curassow project in Brazil. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A.

J,  Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Strahl, S. D. 1988. A strategy for the endangered cracids. Species 11: 19-20.

Strahl, S. D. 1990. Curassows, guans and chachalacas: an action plan for their conservation (1990-1995). W.P.A./I.C.B.P./S.S.C./I.U.C.N. International Cracid Specialist Group, New York.

Strahl, S. D. & Grajal, A. 1990. Conservation of large avian frugivores and the management of neotrpical protected areas. Oryx 25: 50-55.

Strewe, R. 2001. First record of Rufous-headed Chachalaca Ortalis erythroptera for Colombia. Cotinga 15: 63.

Taibel, A. M. 1940. Captive breeding of Great Curassow. Riv . Ital. Orn. 10: 93-126.

Taibel, A. M. 1950. Gensei della … Crax "viridirostris" (=alberti x rubra). Boll. Zool. 17 (Suppl): 543-547.

Taibel, A. M. 1953. Riproduzione in cattivita di Penelope superciliaris e Ortalis garrula. Riv . Ital. Orn. 23: 85-122.

Taibel, A. M. 1956. La morte di una femmina di Crace globuloso Crax globicera all' eta di 24 anni e 4 mesi. Zoo, Bollettino deci Giardini Zoologici di Milano e Torino 2/3: 86-89.

Taibel, A. M. 1957. Riproduzione in cattivita di Penelope superciliaris e Penelope pileata.Zoo Bollettino dei Giardini zoologici di Milano e Torino 3 (1): 3-28.

Taibel, A. M. 1958. Esperimenti ibirdologici tra specie del genere "Crax" L. Zoo, Boll. Giardini Zool. Milano-Torino-Varallo, Vol. 4: 1-51.

Taibel, A. M. 1961. Analogie fisio-etologische nel settore riproduttivo tra AfropavoChappin e Penelope Merrem. Natura Milano 52: 57-64.

Tabiel, A. M. 1965. Sistematica della famiglia "Cracidae". Arch. Zool. Italiano 50: 163-231.

Taibel, A. M. 1964. Esperimenti ibirdologici tra specie del genere Penelope Merr. Riv. Italiana Ornit. Vol. 34: 199-212.

Taylor, J. A. 1975. The Northern Helmeted Curassow. Pauxi pauxi. Avic Mag Vol 81 No 4: 195-197.

Texeira, M. D. 1981. Primer simposio internacional de la familia cracidae. Notas Sobre Cracidos Brasilinos en Vias de Extincion. 176-185, Mexico.

Teixeira, D. M. & Sick, H. 1981. Notes on Brazilian Cracidae: The Red-billed Curassow Crax blumenbachii Spix, 1825, and the Wattled Curassow Crax globulosa Spix

1825. Boletim Do Museu Nacional, Zoologia No 299: 1-24.

Teixeira, D. M. & Snow, D. W. 1981. The Red-billed Curassow Crax blumenbachii Spix 1825: an endangered Brazilian cracidae. Reunion Iberoamericana de Conservacion de Zoologia de Vertebrados 1981: 61.

Teixeira, D. M. & Snow, D. W. 1982. Notes on the nesting of the Red-billed Curassow Crax blumenbachii. Bull Brit Orn Club 102 (2): 83-84.

Teixeira, D. M. 1997. The conservation of cracids in the extreme north east of Brazil. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Tejada, E.O. & O,Neill, J. 1997. The present situation of the cracidae family in Peru. Strahl, S. D., Beaujon, S., Brooks, D. M., Begazo, A. J., Sedaghatkish, G. & Olomos, F. [Eds]  The Cracidae: their Biology and Conservation. Hancock House Publ., Surrey, B. C. 1997.

Tenderio, J. 1978. Estudos sobres mallophagos sobre o labicotes kouri tendeiro, 1975 Ischnocera goniodidae, parasita da Crax globulosa Spix (Galliformes, Cracidae). Garcia de Orta Serie de Zoologia 7 (1-2): 125-128.

Thiollay, J. M. 1989. Area requirements for the conservation of rain forest raptors and game birds in French Guiana. Conservation Biol 3 (2): 128-137.

Throp, J. L. 1964. The Curassows. Avic Mag pp 123-133.

Todd, W., Plasse, R. & Eckart, C. 1992. Curassow Husbandry Manual . 2^nd Ed. Houston Zoo, Houston.

Van Rossem, A. J. 1934. Two new races of the Black Chachalaca from Central America. Trans. San Diego Soc. Nat., Hist., Vol. 7 No 31: 363-365.

Vaurie, C. 1964. Systematic Notes on the Bird Family Cracidae. No. 1. Geographical Variation of Ortalis canoicollis and Penelope marail. Amer Mus Novit No 2197.

Vaurie, C. 1965. Systematic Notes on the Bird Family Cracidae. No. 2. Relationships and Geographical Variation of Ortalis vetula, Ortalis poliocephala and Ortalis leucogaster. Amer Mus Novit No 2222.

Vaurie, C. 1965. Systematic Notes on the Bird Family Cracidae. No. 3. Ortalis guttata, Ortalis superciliaris and Ortalis motmot. Amer Mus Novit No 2232.

Vaurie, C. 1965. Systematic Notes on the Bird Family Cracidae. No. 4. Ortalis garrula and Ortalis ruficauda. Amer Mus Novit No 2237.

Vaurie, C. 1966. Systematic Notes on the Bird Family Cracidae. No. 5. Penelope purpurascens, Penelope jacquacu and Penelope obscura Amer Mus Novit No 2250.

Vaurie, C. 1966. Systematic Notes on the Bird Family Cracidae. No. 6. Reviews of Nine species of Penelope. Amer Mus Novit No 2251.

Vaurie, C. 1967. Systematic Notes on the Bird Family Cracidae. No. 7. The Genus Pipile . Amer Mus Novit No 2296.

Vaurie, C. 1967. Systematic Notes on the Bird Family Cracidae. No. 8. The Genera Aburria , Chamaepetes and Penelopina . Amer Mus Novit No 2299.

Vaurie, C. 1967. Systematic Notes on the Bird Family Cracidae. No. 9. The Genus Crax . Amer Mus Novit No 2305.

Vaurie, C. 1967. Systematic Notes on the Bird Family Cracidae. No. 10. The Genera Mituand Pauxiand the Generic Relationships of the Cracini. Amer Mus Novit No 2307.

Vaurie, C. 1968. Taxonomy of the Cracidae. Bull Amer Mus Nat His Vol 138: Article 4, New York.

Vuilleumier, F. 1965. Relationships and evolution within the Cracidae. Bull Mus Comp Zool Vol. 134: 1-27.

Waugh, D. & Waugh, M. D. 1992-93. The Northern Helmeted Curassow in Venezuela. W.P.A. Journal 17 & 18: 3-24.

Waugh, D. R. 1995. Management of captive cracids in venezuela. International Zoo News Vol. 42 No. 3: 136-150.

Wennrich, G. 1981. Hornhokko Paxui unicornis in Vogelpark Walsrode. Gefiederte Welt 105 (7-8): 121-123

Weske, J. S. & Terborgh, J. W. 1971. A new subspecies of curassow of the genus Pauxifrom Peru. Auk 88: 233-238.

Wetmore, A. & Phelps, W. H. 1943. Description of a third form of curassow of the genus Pauxi . J. Washington Acad. Sci., Vol. 33 No 5: 142-146.

Zimmer, B. 1998. Observations on a large flock of Great Greater Curassow Crax rubra in Belize. WPA News 56: 17-18.