Presence of the Leopard seal, Hydrurga leptonyx (De Blainville, 1820), on the coast of Chile: An example of the Antarctica - South America connection in the Marine environment;Presença DA Foca-Leopardo, Hydrurga leptonyx (De Blainville, 1820), na costa do Chile: Um exemplo Da Conexão entre Antártica e América do sul no ambiente Marinho

Oecologia Australis

Volumn 15, Issue 1, 2011, Pages 69-85

  Aguayo Lobo, Anelio ^a   Jorge Acevedo, R ^b   Brito, José Luis ^c   Paola Acuna G ^b   Bassoi, Manuela ^d   Secchi, Eduardo R ^d   Rosa, Luciano Dalla ^d  

^a Depto Cie Inst Antartico Chileno   (Chile)

^b Centre for Quaternary Research Punta Arenas   (Chile)

^c Museo Municipal de Ciencias Naturales   (Chile)

^d FEDERAL UNIVERSITY OF RIO GRANDE   (Brazil)

Author keywords

Chile; Leopard seal; South America; Southern Ocean

Indexed keywords

ANIMALIA; FELIDAE; HYDRURGA LEPTONYX;

EID: 79955561116     PISSN: None     EISSN: 21776199     Source Type: Journal    
DOI: 10.4257/oeco.2011.1501.07     Document Type: Article

References (101)

1. AGUAYO-LOBO, A. 1970. Census of Pinnipedia in the South Shetland Islands. Pp. 395-397. In: M.W. Holdgate (ed.). Antarctic Ecology. Vol. I. Academic Press, London and New York. 604p.
2. AGUAYO-LOBO, A. & TORRES, D. 1967. Observaciones sobre mamíferos marinos durante la Vigésima Comisión Antártica Chilena. Primer censo de Pinnipedia en las islas Shetland del Sur. Revista de Biología Marina, 13(1): 1-57.
3. AGUAYO-LOBO, A. & TORRES, D. 1971. Identificación a distancia de focas antárticas. Serie Científica INACH, 3: 87-101.
4. BARRETT-HAMILTON, G.E.M. 1901. Seals. Pp. 9-11. In: Rapports Scientifiques. Resultants du Voyage du s/y Belgica, Zoologie en 1897-1898-1899.
5. BARQUEZ, R.M.; DÍAZ, M.M. & OJEDA, R.A. 2006. Mamíferos de Argentina. Sistemática y Distribución. Sociedad Argentina para el Estudio de los Mamíferos. Tucumán, Argentina. 359p.
6. BASTIDA, R. & RODRÍGUEZ, D. 2003. Mamíferos Marinos de Patagonia y Antártida. 1ra. Ed. Buenos Aires. Vázquez Maziini Editores. 208p.
7. BASTIDA, R.; RODRÍGUEZ, D.; SECCHI, E. & DA SILVA, V. 2007. Mamíferos Acuáticos de Sudamérica y Antártida. 1ra. Ed. Buenos Aires. Vázquez Maziini Editores. 366p.
8. BERRY, J.A. 1960. The occurrence of a leopard seal in the tropics. Anim ad Magazine Nature History, 3: 591.
9. BEST, P. 1971. A leopard seal from Hout Bay, South Africa. Zoologie Africaine, 6: 176-179.
10. BESTER, M.N. & ROUX, J.P. 1986. Summer presence of leopard seals, Hydrurga leptonyx at Courbet Peninsula, Iles Kerguelen. South African Journal Antarctic Research, 16: 29-32.
11. BESTER, M.N.; ERICKSON, A.W. & FERGUSON, J.W.H. 1995. Seasonal change in the distribution and density of seals in the pack ice off Princess Martha Coast, Antarctica. Antarctic Science, 7(4): 357-364, doi:10.1017/S0954102095000502.
12. BESTER, M.N.; FERGUSON, J.W.H. & JONKER, F.C. 2002. Population densities of pack ice seals in the Lazarev Sea, Antarctica. Antarctic Science, 14(2): 123-127, doi:10.1017/ S0954102002000676.
13. BESTER, M.N.; HOFMEYS, G.J.G.; KIRKMAN, S.P.; CHAUKE, L.F.; DE BRUYN, P.J.N.; FERREIRA, S.M.; MAKHADO, A.B.; MASWIME, T.A.M.; MCINTYRE, T.; MUTANDRI, T.W.; MUNYAL, F.M.; PISTORIUS, P.A.; RADZILAMI, P.M.; RAMUNAZI, A.J.; TSHITHABANE, N.H. & WILKINSON, I.S. 2006. The leopard seal at Marion Island, vagrant or seasonal transient?. South African Journal Antarctic Research, 36(2): 195-198.
14. BONNER, W.N. & LAWS, R.M. 1964. Seal and Sealing. Pp. 163-190. In: R. Priestley, R.J. Adie & G. de Q. Robin (eds.). Antarctic Research. A review of British Scientific Achievement in Antarctica. Butterworths, London.
15. BORSA, P. 1990. Seasonal occurance of the leopard seal, Hydrurga leoptonyx, in the Kerguelen Islands. Canadian Journal of Zoology, 68(2): 405-408, doi:10.1139/z90-059.
16. BRANDINI, F.P.; BOLTOVSKOY, D.; PIOLA, A.; KOCMUR, S.; ROTTGERS, R.; ABREU, P.C. & LOPES, R.M. 2000: Multiannual trends in fronts and distribution of nutrients and chlorophyll in the southwestern Atlantic (30-62 ° S). Deep-Sea Research I, 47(6): 1015-1033. doi. 10.1016/S0967-0637(99)00075-8.
17. BROWN, K.G. 1957. The leopard seal at Heard Island, 1951-54. Austral National Antarctic Research Expedition. Interior Report, 16. 34p.
18. CASAUX, R.; BARONI, A.; RAMÓN, A.; CARLINI, A.; BERTOLIN, M. & DIPRINZIO, C.Y. 2009. Diet of the leopard seal Hydrurga leptonyx at the Danco Coast, Antarctic Peninsula. Polar Biology, 32(2): 307-310, doi: 10.1007/s00300-008-0567-0.
19. CSIRKE, J. 1987. The Patagonian fishery resources and the offshore fisheries in the South-West Atlantic. FAO Fisheries Technical Paper 286. 75p.
20. CSORDAS, S.E. 1963. Leopard seals on Macquarie Island. Victorian Nature, 79: 358-362.
21. COURTNEY-LATIMER, M. 1961. Two rare seal records for South Africa. Annals of the Cape Province Museum, 1: 102.
22. DEARBORN, J.H. 1952. An unusual occurrence of the leopard seal at Mac Murdo Sound, Antarctica. Journal of Mammalogy, 43: 273-275.
23. DIARIO CRÓNICA. 2007. Curiosa foca llegó a Lenga. (Accessed on 12/06/2007).
24. DIARIO DEL FIN DEL MUNDO. 2007. Foca leopardo en la cota de Ushuaia. (Accessed on 08/28/2007).
25. DIARIO EL MERCURIO. 2002. Habitante de isla de Pascua adoptan a una foca como mascota. (Accessed on 08/13/2002).
26. ERICKSON, A.W.; R.J. HOFMAN, W.L.T. & OCHLENSCHLAGER, R.J. 1970. Seal survey in the South Shetland and South Orkney Islands. Antarctic Journal of the United State, 5(4): 130-131.
27. ERICKSON, A.W.; SINIFF, D.B.; CLINE, D.R. & HOFMAN, R.J. 1971. Distributional ecology of Antarctic seals. Pp. 56-76. In: G. Deacon (ed.). Symposium on Antarctic Ice and Water Masses, Tokyo. Scientific Committee on Antarctic Research, Cambridge. 113p.
28. FERREIRA, H.D.O.; ZERBINI, A.N. & SICILIANO, S. 1995. Ocurrence of crabeater and leopard seals in Southern Brazil. P. 36. In: XI Bienal Conference on the Biology of Marine Mammals, 14-18 December, Orlando - USA.
29. GARZOLI, S.L. 1993: Geostrophic velocity and transport variability in the Brazil-Malvinas confluence. Deep Sea Research I, 40(7): 1379-1403. doi:10.1016/0967-0637(93)90118-M.
30. GILBERT, J.R. & ERICKSON, A.W. 1977. Distribution and abundance of seal in the pack-ice of the Pacific Sector of Southern Ocean. Pp.703-748. In: G.A. Llanos (ed.). Adaptations within Antarctic Ecosystem. Smithsonian Institution, Washington D.C. 1252p.
31. GILSON, A.; SYVANEN, M.; LEVINE, K. & BANKS, J. 1998. Deer gender determination by polymerase chain reaction: validation study and application to tissues, bloodstains, and hair forensic samples from California. California Fish and Game, 84: 159-169.
32. GOODALL, R.N.P.; BOY, C.C.; BENEGAS, L.G. & SCHIAVINI, A.C.M. 2005. Antarctic seals on the coasts of Tierra del Fuego, Argentina - Review and Update. Pp. 56-57. In: S. Thatje, J.A. Calcagno & W.E. Arntz (eds.). Evolution of Antarctic Fauna. Extended abstracts of the IBMANT/ANDEEP International Symposium and Workshop in 2003. Beritche zur Polar-und Meeresforschung, 507. 200p.
33. GREEN, K. & WILLIAMS, R. 1986. Observations on food remains in faeces of elephant, leopard and crabeater seals. Polar Biology, 6: 43-45, doi: 10.1007/BF00446239.
34. GUNTER, P. 1927. Film Silberkondor über Feuerland, documentary, 1929.
35. GWYNN, A.M. 1953. The status of the leopard seal at Heard Island and Macquarie Island.1948-1950. ANARE Research Expedition Interin Report No. 3. Antarctic Division. Department of External Affaire. Melbourne, Australia. 38p.
36. HALL-ASPLAND, S.A. & ROGERS, T.L. 2004. Summer diet of leopard seals (Hydrurga leptonyx) in Prydz Bay, Eastern Antarctica. Marine Mammal Science, 27(12): 729-734, doi: 10.1007/s00300-004-0662-9.
37. HAMILTON, J.L. 1939. The leopard seal, Hydrurga leptonyx (de Blainville). Discovery Reports, 18: 239-264.
38. HEMPEL, G. 1990. The Weddell Sea: a high polar ecosystem. Pp. 5-18. In: K. Sherman, L.M. Alexander & B.D. Gold (eds.). Large marine ecosystems: patterns processes and yields. American Association for the Advancement of Science, Washington, D.C. 240p.
39. HIRUKI, L.M.; Schwartz, M.K. & Boveng, P. 1999. Hunting and social behaviour of leopard seals (Hydrurga leptonyx) at Seal Island, South Shetland Islands, Antarctica. Journal of Zoology (London), 249(1): 97-109, doi: 10.1111/j.1469-7998.1999. tb01063.x.
40. HORNING, D.S.J. & FENWICK, G.D. 1978. Leopard seals at the Snares islands, New Zealand. New Zealand Journal of Zoology, 5: 171-172.
41. HOUSSE, R. 1953. Los Mamíferos de Chile. Su vida y sus costumbres. Ediciones de la Universidad de Chile. Santiago. 159p.
42. HUNT, J.F. 1973. Observations on the seals of Elephant Island, South Shetland Islands, 1970-71. British Antarctic Survey Bulletin, 36: 99-104.
43. INGHAM, S.E. 1960. The status of seals (Pinnipedia) at Australian Antarctic stations. Mammalia, 24: 422-430.
44. JESSOPP, M.N.; FORCADA, J.; REID, K.; TRATHAN, P.N. & MURPHY, E.J. 2004. Winter dispersal of leopard seals (Hydrurga leptonyx): environmental factors influencing demographics and seasonal abundance. Journal Zoology (Lond), 263: 251-258, doi: 10.1017/S0952836904005102
45. JONES, F.W. 1925. The mammals of South Australia. The monodelphia. Vol. 3. Handbooks of the flora and fauna of South Australia, British Scientific Guild, Adelaide. 458p.
46. KING, J.E. 1983. Seals of the World. British Museum Natural History. Oxford University Press, Oxford. 240p.
47. KOOYMAN, G.L. 1981. Leopard seal, Hydrurga leptonyx, de Blainville 1820. Pp. 261-274. In: S.H. Ridway & R.J. Harrison (eds.). Handbook of Marine Mammals. Vol.2. Seals. Academic Press, London and New York. 359p.
48. KRÜTZEN, M.; BARRE, L.M.; MÖLLER, L.; HEITHAUS, M.R.; SIMMS, C. & SHERWIN, W. 2002. A biopsy system for small cetaceans: darting success and wound healing in Tursiops spp. Marine Mammal Science, 18: 863-878.
49. LAWS, R.M. 1957. On the growth rates of the leopard seal, Hydrurga leptonyx (de Blainville 1820). Säugetierkundliche Mitteilungen, 5(2): 49-55.
50. LAWS, R.M. 1973. The current status of Seals in the Southern Hemisphere. Pp. 144-161. In: IUCN Publ (ed.). Seals. New Series Supplement Paper No. 39. Morges, Switzerland.
51. LAWS, R.M. 1984. Seals. Pp. 621-715. In: R.M. LAWS (ed.). Antarctic ecology. Vol. II. Academic Press, London. 850p.
52. LEGECKIS, R. & GORDON, A. 1982: Satellite observations of the Brazil and Falkland Currents - 1975 to 1976 and 1978. Deep-Sea Research, 29(3): 375-401. doi: 10.1016/0198-0149(82)90101-7.
53. LOWRY, L.F.; TESTA, J.W. & CALVERT, W. 1988. Notes on winter feeding of crabeater and leopard seals near the Antarctic Peninsula. Polar Biology, 8: 475-478, doi: 10.1007/BF00264724.
54. LUTZ, V.A. & CARRETO, J.I. 1991. A new spectrofluorometric method for the determination of chlorophyll-a and degradation products and its application in two frontal areas of the Argentine Sea. Continental Shelf Research, 11(5): 433-451. doi:10.1016/0278-4343(91)90052-8.
55. MARKHAM, B.J. 1971. Observation on the elephant seal and the leopard seal seals on Brecknock Peninsula (Alberto M. de Agostini National Park). Tierra del Fuego. Anales Instituto de la Patagonia (Chile), 2: 160-163.
56. MARLOW, B.J. 1967. Mating behaviour in the leopard seal, Hydrurga leptonyx (Mammalia: Phocidae), in captivity. Australian Journal of Zoology, 15(1): 1-5, doi:10.1071/ZO9670001.
57. MATANO, R.P.; SCHLAX, M.G. & CHELTON, D.B. 1993. Seasonal variability in the southwestern Atlantic. Journal of Geophysical Research, 98: 18027-18035. doi:10.1029/93JC01602
58. MATTHEWS, L.H. 1929. The Natural History of the Elephant Seal with notes on other seals found at South Georgia. Discovery Reports, 1: 233-255.
59. MAWSON, P.R. & COUGHRAN, D.K. 1999. Records of sick, injured and dead pinnipeds in Western Australia, 1980-1996. Journal of the Royal Society of Western Australia, 82: 121-128.
60. MÜLLER-SCHWARZE, D. & MÜLLER-SCHWARZE, C. 1975. Relations between leopard seals and adelie penguins. Pp. 394-404. In: K. Ronald & A.W. Mansfield (eds.). Biology of the Seal. Rapports et Progress-Verbaux Des Reunion. Vol. 169. Charlottenlund Slot, Denmark. 557p.
61. NAYA, D.E. & ACHAVAL, F. 2006. Nuevos registros de especies pocos comunes de Pinnipedia y primer registro de Arctocephalus gazella (Peters, 1875) (Pinnipedia: Otariidae) para el Uruguay. Boletín de la Sociedad Zoológica del Uruguay (2da Época), 15: 23-27.
62. NORDØY, E.S. & A.S. BLIX. 2009. Movements and dive behaviour of two leopard seals (Hydrurga leptonyx) off Queen Maud Land, Antarctica. Polar Biology, 32: 263-270, doi: 10.1007/s00300-008-0527-8
63. OLIVER-SCHNEIDER, C. 1946. Catálogo de los mamíferos de Concepción. Boletín de la Sociedad de Biología, Concepción (Chile), 21: 67-83.
64. ØRITSLAND, T. 1977. Food consumption of seals in the Antarctic pack ice. Pp. 749-767. In: G.A. Llano (ed.). Adaptations within Antarctic ecosystems: Proceedings of the 3rd SCAR symposium on Antarctic biology. Smithsonian Institute, Washington, DC. 1252p.
65. PAULIN, P. 1952. Sur la presence aux Iles Kerguelen, Hydrurga leptonyx (Bl). et d̈Arctocephalus gazella (Pet). Et notes biologiques sur deux phocides. Mammalia, 16: 223-227.
66. PENNEY, R.L. & LOWRY, G. 1967. Leopard seal predation on Adelie penguin. Ecology, 48(5): 878-882, doi:10.2307/1933751.
67. PINEDO, M. C. 1990. Ocorrência de Pinípedes na Costa Brasileira. Garcia de Orta, Sér. Zool., 15(2): 37-48.
68. RAY, C. 1970. Population Ecology of Antarctic Seals. Pp. 398-414. In: M.W. Holdgate (ed.). Antarctic Ecology. Vol. 1. Academic Press, London and New York. 604p.
69. REEVES, R.R, STEWART, B.S; CLAPHAM, P.J. & POWELL, J.A. 2002. Guide to marine mammals of the world. Chanticleer Press, Inc. 527p.
70. RICE, D.W. 1998. Marine mammals of the world: Systematics and distribution. Special Publication Number 4, The Society for Marine Mammalogy. Allen Press, USA. 231p.
71. ROBERTS, A. 1951. The mammals of South Africa. Hafner, New York. 700p.
72. RODRÍGUEZ, D., BASTIDA, R., MORÓN, S., RODRÍGUEZ, S. & LUOREIRO, J. 2003. Occurrence of leopard seals in Northern Argentina. Lajam 2(1): 51-54.
73. ROGERS, T. & BRYDEN, M.M. 1995. Predation of Adelie penguins (Pygoscelis adeliae) by leopard seals (Hydrurga leptonyx) in Prydz Bay, Antarctica. Canadian Journal of Zoology, 73(5): 1001-1004, doi: 10.1139/z95-119.
74. ROGERS, T. & BRYDEN, M.M. 1997. Density and haul-out behavior of leopard seals (Hydrurga leptonyx) in Prydz Bay, Antarctica. Marine Mummul Science, 13(2): 293-302, doi: 10.1111/j.1748-7692.1997.tb00632.x.
75. ROGERS, T.L.; HOGG, C.J. & IRVINE, A. 2005. Spatial movement of adult leopard seal (Hydrurga leptonyx) in Prydz Bay, Easter Antarctica. Polar Biology, 28: 456-463, doi: 10.1007/ s00300-004-0703-4.
76. ROSAS, F.C.W., CAPISTRANO, L.C., DI BENEDITTO, A.P. & RAMOS, R. 1992. Hydrurga leptonyx recovered from the stomach of a tiger shark captured off the Rio de Janeiro coast, Brazil. Mammalia, 56: 153-155.
77. ROUNSEVELL, D. 1988. Periodic irruptions of itinerant leopard seals within the Australasian sector of the Southern Ocean, 1976-1986. Paper and Proceeding of the Royal Society of Tasmania, 122: 189-191.
78. ROUNSEVELL, D. & EBERHARD, I. 1980. Leopard Seals, Hyrurga leptonyx (Pinnipedia), at Macquarie Island from 1949 to 1979. Australian Wildlife Research, 7: 403-415, doi: 10.1071/ WR9800403.
79. ROUNSEVELL, D. & PEMBERTON, D. 1994. The status and seasonal occurrence of leopard seals, Hydrurga leptonyx, in Tasmanian waters. Australian Mammalogy, 17: 97-102.
80. SABATINI, M.; RETA, R. & MATANO, R. 2004. Circulation and zooplankton biomass distribution over the southern Patagonian shelf during late summer. Continental Shelf Research, 24(12): 1359-1373. doi:10.1016/j.csr.2004.03.014.
81. SANTANA, A.; BUTOROVIC, N. & OLAVE, C. 2009. Variación de la temperatura en Punta Arenas (Chile) en los últimos 120 años. Anales Instituto Patagonia (Chile), 37(1): 85-96.
82. SCHEFFER, V.B. 1958. Seals, sea lions and walruses. A review of the Pinnipedia. Stanford University Press, Stanford. 179p.
83. SCHEFFER, F. 1978. Presencia de un leopardo marino en la playa de Guanaqueros, 12 agosto, Coquimbo, Chile. Condor, 41: 2329.
84. SIELFELD, W. 1978. Algunas consideraciones sobre fócidos, (Pinnipedia) asociados a la costa de Chile. Anales del Instituto de la Patagonia, Punta Arenas. (Chile), 9: 153-156.
85. SINIFF, D.B. & STONE, S. 1985. The role of the leopard seal in the trophodynamics of the Antarctic marine ecosystem. Pp. 555-560. In: W.R. Siegfried, P.R. Condy & R.M. Laws (eds.). Antarctic nutrient cycles and food webs. Springer-Verlag, New York. 700p.
86. SLATER, J. 1991. Leopard seal entanglement in Tasmania, Australia. Marine Mammal Science, 7: 323.
87. TESTA, J.W.; OEHLERT, G.; AINLEY, D.G.; BENGTSON, J.L.; SINIFF, D.B.; LAWS, R.M. & ROUNSEVELL, D. 1991 Temporal variability in Antarctic marine ecosystems: periodic fluctuations in the phocid seals. Canadian Journal of Fisheries Aquatic Science, 48(4): 631-639, doi: 10.1139/f91-081.
88. TORRES, D. & AGUAYO-LOBO, A. 1971. Algunas observaciones sobre la fauna del archipiélago de Juan Fernández. Boletín de la Universidad de Chile, 2(212): 26-37.
89. TORRES, D.; YAÑEZ J. & CATÁN, P. 1979. Mamíferos Marinos de Chile. Antecedentes y Situación Actual. Biología Pesquera (Chile), 11: 49-81.
90. TORRES, D. 1987. Antecedentes sobre el lobo fino de Juan Fernández, Arctocephalus philippii, y proyecciones para su estudio. Pp. 287-317. In: J.C. Castilla (ed.). Islas Oceánicas Chilenas: Conocimiento Científico y Necesidades de Investigaciones. Ediciones de la Universidad Católica de Chile. 353p.
91. TORRES, D.; AGUAYO-LOBO, A. & ACEVEDO, J. 2000. Mamíferos Marinos de Chile. II. Carnivora. Serie Cientifica INACH, 50: 25-103.
92. VALETTE, L.H. 1906. Viaje a las islas Orcadas Australes. Anales del Ministerio de Agricultura, Sección de Zootecnia, Bacteriología, Veterinaria y Zoología, Buenos Aires, III(2). 70p.
93. VAUGHAN, D.G; MARSHALL, G.J.; CONNOLLEY, W.M.; PARKINSON, C.; MULVANEY, R.; HODGSON, D.A.; KING, J.C.; PUDSEY, C.J. & TURNER, J. 2003. Recent rapid regional climate warming on the Antarctic Peninsula. Climatic Change, 60: 243-274.
94. VAZ-FERRIERA, R. 1984. La foca leopardo Hydrurga leptonyx (de Blainville, 1820) (Pinnipedia, Phocidae) en el Uruguay. Boletín de la Sociedad Zoológica del Uruguay (2da Época), 2: 18-21.
95. VELOZO, R. 2007. Encalhe de mamíferos acuáticos entre a foz dos rios Pardo (BA) e São Francisco (SE). MSc Dissertation. Universidade Estadual de Santa Cruz, Brasil. 112p.
96. VERA, C.; VARGAS, R. & TORRES, D. 2004. El impacto de la foca leopardo en la población de cachorros de lobo fino antártico en cabo Shirreff, Antártica, temporada 2003-2004. Boletín del Instituto Antártico Chileno, 23(1): 19-22.
97. VIVIER, F. & PROVOST, C. 1999. Direct velocity measurements in the Malvinas Current. Journal of Geophysical Research, 104: 21083-21103. doi:10.1029/1999JC900163.
98. WALKER, T.R.; BOYD, I.L.; McCAFFERTY, D.J.; HUIN, N.; TAYLOR, R.I. & REID, K. 1998. Seasonal occurrence and diet of leopard seals (Hydrurga leptonyx) at Bird Island, South Georgia. Antarctic Science, 10(1): 75-81, doi:10.1017/ S0954102098000108.
99. a Reunião de Trabalho de especialistas em Mamíferos Aquaticos da América do Sul. Río de Janeiro, Brasil.
100. YAÑEZ, A.P. 1948. Vertebrados Marinos Chilenos. Revista de Biología Marina, 1(2). 103-123.
101. ZUÑIGA, P. & BRITO, J.L. 1997. Presencia de Hydrurga leptonyx en la costa continental de Chile Central. In: VII Congreso Interamericano de Biodiversidad y Zoología de Vertebrados. Universidad de Concepción. Chile. 154p.