Browsing by Author "Yury Yáñez, Roberto E."
Now showing items 1-6 of 6
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Paulina-Carabajal, Ariana; Acosta Hospitaleche, Carolina; Yury Yáñez, Roberto E. (Taylor & Francis, 2015)The endocranial anatomy of Pygoscelis calderensis, a fossil species from the Bahı´a Inglesa Formation (Middle Miocene– Pliocene) of Chile, South America, was described through CT scans. Reconstructions of the fossil P. ...
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Sallaberry Ayerza, Michel; Yury Yáñez, Roberto E.; Otero, Rodrigo A.; Soto Acuña, Sergio; Torres González, Teresa (PALEONTOLOGICAL SOC INC, 2010-05-25)This study presents the first record of Eocene birds from the western margin of southernmost South America. Three localities in Magallanes, southern Chile, have yielded a total of eleven bird remains, including Sphenisciformes ...
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Yury Yáñez, Roberto E.; Otero, Rodrigo A.; Soto Acuña, Sergio; Suárez, Mario E.; Rubilar Rogers, David; Sallaberry Ayerza, Michel (2012)Paleogene records of birds in the Eastern margin of the Pacific Ocean have increased in recent years, being almost exclusively restricted to fossil Sphenisciformes (penguins). New avian remains (Ornithurae, Neornithes) ...
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Gutstein, Carolina S.; Figueroa Bravo, Constanza P.; Pyenson, Nicholas D.; Yury Yáñez, Roberto E.; Cozzuol, Mario A.; Canals Lambarri, Mauricio (Elsevier, 2014)This study compares the bony ear morphology of freshwater and marine odontocetes (toothed whales). Odontocetes are unique among marine mammals in two important respects: 1) they use echolocation; 2) at least three lineages ...
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Gutstein, Carolina S.; Figueroa Bravo, Constanza P.; Pyenson, Nicholas D.; Yury Yáñez, Roberto E.; Canals Lambarri, Mauricio; Cozzuol, Mario A. (Elsevier, 2014)This study compares the bony ear morphology of freshwater and marine odontocetes (toothed whales). Odontocetes are unique among marine mammals in two important respects: 1) they use echolocation; 2) at least three lineages ...
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Otero, Rodrigo A.; Oyarzún, José Luis; Soto Acuña, Sergio; Yury Yáñez, Roberto E.; Gutierrez, Nestor M.; Le Roux, Jacobus; Torres, Teresa; Hervé Allamand, Francisco (Elsevier, 2013)This paper discusses a well-represented fossil record of cartilaginous fishes (Chondrichthyes) from southern South America. The recovered samples allow the recognition of three assemblages with chronostratigraphic and ...