Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology. Alcheringa 40, xx–xx. ISSN 0311-5518 Eocene penguins are known mostly from Antarctic specimens. A previously documented partial skeleton consist...
Published in: | Alcheringa: An Australasian Journal of Palaeontology |
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Language: | English |
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ftconicet:oai:ri.conicet.gov.ar:11336/53611 2023-10-09T21:47:00+02:00 Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology Acosta Hospitaleche, Carolina Ileana Alicia Olivero, Eduardo Bernardo application/pdf application/vnd.openxmlformats-officedocument.wordprocessingml.document http://hdl.handle.net/11336/53611 eng eng Taylor & Francis info:eu-repo/semantics/altIdentifier/doi/10.1080/03115518.2016.1144994 info:eu-repo/semantics/altIdentifier/url/https://www.tandfonline.com/doi/abs/10.1080/03115518.2016.1144994 http://hdl.handle.net/11336/53611 Acosta Hospitaleche, Carolina Ileana Alicia; Olivero, Eduardo Bernardo; Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology; Taylor & Francis; Alcheringa; 40; 3; 7-2016; 373-382 0311-5518 CONICET Digital CONICET info:eu-repo/semantics/restrictedAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ ANTARCTICA EOCENE FOSSIL PENGUIN PALAEEUDYPTES GUNNARI SOUTH AMERICA https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion ftconicet https://doi.org/10.1080/03115518.2016.1144994 2023-09-24T18:52:24Z Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology. Alcheringa 40, xx–xx. ISSN 0311-5518 Eocene penguins are known mostly from Antarctic specimens. A previously documented partial skeleton consisting of a pelvis, femur, tibiotarsus and fibula, from the middle Eocene Leticia Formation, Tierra del Fuego Province, Argentina, has been prepared and re-described. Re-analysis favours assignment to Palaeeudyptes gunnari, a species widely recorded in the Eocene of Antarctica. A new isolated coracoid belonging to an indeterminate species reveals new information about diving kinematics and swimming abilities. Palaeobiological attributes and morphology of the fossils indicate that both specimens belonged to large penguins with poor diving capability and wing propulsion systems similar to those of extant taxa. These penguin remains are the only vertebrate fossils thus far recorded from the Leticia Formation, and provide important insights into the relationships of South American and Antarctic penguins during the Paleogene. The presence of Palaeeudyptes in Argentina supports an Eocene connection between the South American and Antarctic penguin faunas. Carolina Acosta Hospitaleche [acostacaro@fcnym.unlp.edu.ar], CONICET. División Paleontología Vertebrados, Museo de La Plata Paseo del Bosque s/n, 1900 La Plata, Facultad de Ciencias Naturales y Museo, UNLP, Argentina; Eduardo Olivero [emolivero@gmail.com], CONICET. Centro Austral de Investigaciones Científicas (CADIC-CONICET), B. Houssay 200, 9410 Ushuaia, Tierra del Fuego, Argentina. Fil: Acosta Hospitaleche, Carolina Ileana Alicia. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Olivero, Eduardo Bernardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Austral de Investigaciones Científicas; Argentina Article in Journal/Newspaper Antarc* Antarctic Antarctica Tierra del Fuego CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas) Antarctic Austral Argentina Ushuaia ENVELOPE(-40.000,-40.000,-82.167,-82.167) Alicia ENVELOPE(-63.483,-63.483,-64.833,-64.833) Acosta ENVELOPE(-62.050,-62.050,-64.700,-64.700) Olivero ENVELOPE(-63.600,-63.600,-66.133,-66.133) Alcheringa: An Australasian Journal of Palaeontology 40 3 373 382 |
institution |
Open Polar |
collection |
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas) |
op_collection_id |
ftconicet |
language |
English |
topic |
ANTARCTICA EOCENE FOSSIL PENGUIN PALAEEUDYPTES GUNNARI SOUTH AMERICA https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
spellingShingle |
ANTARCTICA EOCENE FOSSIL PENGUIN PALAEEUDYPTES GUNNARI SOUTH AMERICA https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 Acosta Hospitaleche, Carolina Ileana Alicia Olivero, Eduardo Bernardo Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology |
topic_facet |
ANTARCTICA EOCENE FOSSIL PENGUIN PALAEEUDYPTES GUNNARI SOUTH AMERICA https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
description |
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology. Alcheringa 40, xx–xx. ISSN 0311-5518 Eocene penguins are known mostly from Antarctic specimens. A previously documented partial skeleton consisting of a pelvis, femur, tibiotarsus and fibula, from the middle Eocene Leticia Formation, Tierra del Fuego Province, Argentina, has been prepared and re-described. Re-analysis favours assignment to Palaeeudyptes gunnari, a species widely recorded in the Eocene of Antarctica. A new isolated coracoid belonging to an indeterminate species reveals new information about diving kinematics and swimming abilities. Palaeobiological attributes and morphology of the fossils indicate that both specimens belonged to large penguins with poor diving capability and wing propulsion systems similar to those of extant taxa. These penguin remains are the only vertebrate fossils thus far recorded from the Leticia Formation, and provide important insights into the relationships of South American and Antarctic penguins during the Paleogene. The presence of Palaeeudyptes in Argentina supports an Eocene connection between the South American and Antarctic penguin faunas. Carolina Acosta Hospitaleche [acostacaro@fcnym.unlp.edu.ar], CONICET. División Paleontología Vertebrados, Museo de La Plata Paseo del Bosque s/n, 1900 La Plata, Facultad de Ciencias Naturales y Museo, UNLP, Argentina; Eduardo Olivero [emolivero@gmail.com], CONICET. Centro Austral de Investigaciones Científicas (CADIC-CONICET), B. Houssay 200, 9410 Ushuaia, Tierra del Fuego, Argentina. Fil: Acosta Hospitaleche, Carolina Ileana Alicia. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Olivero, Eduardo Bernardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Austral de Investigaciones Científicas; Argentina |
format |
Article in Journal/Newspaper |
author |
Acosta Hospitaleche, Carolina Ileana Alicia Olivero, Eduardo Bernardo |
author_facet |
Acosta Hospitaleche, Carolina Ileana Alicia Olivero, Eduardo Bernardo |
author_sort |
Acosta Hospitaleche, Carolina Ileana Alicia |
title |
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology |
title_short |
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology |
title_full |
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology |
title_fullStr |
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology |
title_full_unstemmed |
Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology |
title_sort |
re-evaluation of the fossil penguin palaeeudyptes gunnari from the eocene leticia formation, argentina: additional material, systematics and palaeobiology |
publisher |
Taylor & Francis |
url |
http://hdl.handle.net/11336/53611 |
long_lat |
ENVELOPE(-40.000,-40.000,-82.167,-82.167) ENVELOPE(-63.483,-63.483,-64.833,-64.833) ENVELOPE(-62.050,-62.050,-64.700,-64.700) ENVELOPE(-63.600,-63.600,-66.133,-66.133) |
geographic |
Antarctic Austral Argentina Ushuaia Alicia Acosta Olivero |
geographic_facet |
Antarctic Austral Argentina Ushuaia Alicia Acosta Olivero |
genre |
Antarc* Antarctic Antarctica Tierra del Fuego |
genre_facet |
Antarc* Antarctic Antarctica Tierra del Fuego |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1080/03115518.2016.1144994 info:eu-repo/semantics/altIdentifier/url/https://www.tandfonline.com/doi/abs/10.1080/03115518.2016.1144994 http://hdl.handle.net/11336/53611 Acosta Hospitaleche, Carolina Ileana Alicia; Olivero, Eduardo Bernardo; Re-evaluation of the fossil penguin Palaeeudyptes gunnari from the Eocene Leticia Formation, Argentina: additional material, systematics and palaeobiology; Taylor & Francis; Alcheringa; 40; 3; 7-2016; 373-382 0311-5518 CONICET Digital CONICET |
op_rights |
info:eu-repo/semantics/restrictedAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
op_doi |
https://doi.org/10.1080/03115518.2016.1144994 |
container_title |
Alcheringa: An Australasian Journal of Palaeontology |
container_volume |
40 |
container_issue |
3 |
container_start_page |
373 |
op_container_end_page |
382 |
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1779309648652795904 |