Divergence Times and the Evolutionary Radiation of New World Monkeys (Platyrrhini, Primates): An Analysis of Fossil and Molecular Data [PDF]
The estimation of phylogenetic relationships and divergence times among a group of organisms is a fundamental first step toward understanding its biological diversification.
Arístide, Leandro +3 more
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The family Palaeothentidae contains some of the dentally more specialized of the small-bodied marsupials of South America and was a clade almost equivalent with the Abderitidae in having been the most abundant caenolestoids. They were unquestionably the most diverse, containing two subfamilies, nine genera, and 19 species, with a distribution ranging ...
Bown, Thomas M, Fleagle, John G
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Functional morphology of the forelimb of Early Miocene caviomorph rodents from Patagonia [PDF]
Caviomorph rodents (New World Hystricognathi) are represented in the Santa Cruz Formation of Patagonia (Early Miocene, Santacrucian) by four superfamilies.
Ameghino F. +9 more
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Notoungulates, litopterns, and astrapotheres are among the most representative mammals of the early Miocene Santacrucian Age. They comprise a diversity of biological types and sizes, from small forms, comparable to rodents, to giants with no analogues in modern faunas.
Cassini, Guillermo Hernán +1 more
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The southernmost record of a Neuryurini Hoffstetter, 1958 (Mammalia, Xenarthra, Glyptodontidae) [PDF]
Fil: González Ruiz, Laureano Raúl. Universidad Nacional de La Patagonia; ArgentinaFil: Zurita, Alfredo Eduardo. Centro de Ecologia Aplicada del Litoral (CECOAL). Universidad Nacional del Nordeste; CorrientesFil: Fleagle, John G..
Dozo, María Teresa +5 more
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Paleontology and stratigraphy of the Aisol Formation (Neogene), San Rafael, Mendoza [PDF]
Fil: Forasiepi, Analía Marta. Departamento de Paleontología. Museo de Historia Natural de San Rafael; ArgentinaFil: Martinelli, Agustín Guillermo. Departamento de Paleontología. Museo de Historia Natural de San Rafael; ArgentinaFil: De la Fuente, Marcelo
Bond, Mariano +4 more
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Review of the ground sloth Nothropus (Mammalia, Xenarthra, Tardigrada) from the Pleistocene of Argentina and Bolivia [PDF]
The Nothrotheriinae Ameghino (Xenarthra, Pilosa) arerecorded in Argentina from the middle Miocene to the late Pleistocene. In the Quaternary of the current territories of Argentinaand Bolivia it is possible to recognize the existence of the genus ...
Miño Boilini, Ángel Ramón +2 more
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Paleoecology of the Paucituberculata and Microbiotheria (Mammalia, Marsupialia) from the late Early Miocene of Patagonia [PDF]
Fil: Abello, María Alejandra. Laboratorio de Sistemática y Biología Evolutiva (LASBE). Facultad de Ciencias Naturales y Museo. Universidad Nacional de La PlataFil: Ortiz Jaureguizar, Edgardo.
Abello, María Alejandra +2 more
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Revisión de los roedores caviomorfos miocenos del río Santa Cruz (Patagonia Argentina) [PDF]
Los roedores fósiles provenientes de localidades del Río Santa Cruz (RSC; Formación Santa Cruz, Mioceno Temprano–Medio) se conocen desde fines del siglo 19 y principios del 20, gracias a los trabajos de F. Ameghino y W.B. Scott.
Arnal, Michelle +2 more
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Abstract. Three orders of South American extinct native ungulates are recorded from the Santa Cruz Formation along the Atlantic coast of Patagonia: Notoungulata (Adinotherium Ameghino, Nesodon Owen, Interatherium Ameghino, Protypotherium Ameghino, Hegetotherium Ameghino, and Pachyrukhos Ameghino), Litopterna (Theosodon Ameghino, Anisolophus Burmeister,
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