Search Results - "Abello, Alejandra"
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Late middle Miocene Metatheria (Mammalia: Didelphimorphia and Paucituberculata) from Juan Guerra, San Martín Department, Peruvian Amazonia
Published in Journal of South American earth sciences (01-10-2022)“…Currently, marsupials (modern members of the Metatheria clade) are widely distributed in tropical and subtropical areas of South America, but poorly…”
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Analysis of dental homologies and phylogeny of Paucituberculata (Mammalia: Marsupialia)
Published in Biological journal of the Linnean Society (01-06-2013)“…The Paucituberculata is an endemic group of South American marsupials, recorded from the early Cenozoic up to the present. In this report, the most…”
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Final Gondwana breakup: The Paleogene South American native ungulates and the demise of the South America–Antarctica land connection
Published in Global and planetary change (01-12-2014)“…The biogeographic hypothesis more accepted today is that Antarctica (West Antarctica) and southern South America (Magellan region, Patagonia) were connected by…”
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Review of the extinct ‘shrew-opossums’ (Marsupialia: Caenolestidae), with descriptions of two new genera and three new species from the Early Miocene of southern South America
Published in Zoological journal of the Linnean Society (01-10-2021)“…Abstract We present a systematic review of the extinct species included in the family Caenolestidae, one of the few South American metatherian groups that has…”
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A 60-million-year Cenozoic history of western Amazonian ecosystems in Contamana, eastern Peru
Published in Gondwana research (01-03-2016)“…We provide a synopsis of ~60million years of life history in Neotropical lowlands, based on a comprehensive survey of the Cenozoic deposits along the Quebrada…”
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Postcranial Skeleton of the Miocene Marsupial Palaeothentes (Paucituberculata, Palaeothentidae): Paleobiology and Phylogeny
Published in Journal of vertebrate paleontology (01-09-2010)“…This contribution presents a morphofunctional analysis of the previously unknown appendicular skeleton of the paucituberculatans Palaeothentes minutus and…”
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A unique, Late Oligocene shrew-like marsupial from western Argentina and the evolution of dental morphology
Published in Journal of systematic palaeontology (04-07-2014)“…We describe a new metatherian mammal, Fieratherium sorex gen. et sp. nov., found in western Argentina (Quebrada Fiera locality, southern Mendoza Province), in…”
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Evolution of South American Paucituberculata (Metatheria: Marsupialia): adaptive radiation and climate changes at the Eocene- Oligocene boundary
Published in Historical biology (20-04-2020)“…The Eocene-Oligocene boundary (EOB) marks a period of remodeling in the metatherian faunas of South America. Paucituberculata was one of the groups that…”
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Description of a new species of Sparassocynus (Marsupialia: Didelphoidea: Sparassocynidae) from the late Miocene of Jujuy (Argentina) and taxonomic review of Sparassocynus heterotopicus from the Pliocene of Bolivia
Published in Zootaxa (24-03-2015)“…A new species of sparassocynid marsupial, Sparassocynus maimarai n. sp. from the late Miocene of Maimará Formation (Jujuy Province, Argentina) is described…”
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Biotic community and landscape changes around the Eocene–Oligocene transition at Shapaja, Peruvian Amazonia: Regional or global drivers?
Published in Global and planetary change (01-07-2021)“…Since 2012, we have investigated a stratigraphic section encompassing the late Eocene–earliest Oligocene interval at Shapaja (Tarapoto area, Peruvian Amazonia,…”
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THE METATHERIA FROM THE RÍO SANTA CRUZ (SANTA CRUZ FORMATION, EARLY-MIDDLE MIOCENE, ARGENTINA): HISTORY AND NEW RECORDS
Published in APA publicación electrónica (2020)“…Here we summarize the species of Metatheria from the Early–Middle Miocene Santa Cruz Formation at the Río Santa Cruz (RSC; Argentina). We assign newly…”
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Paleobiology of Argyrolagus (Marsupialia, Argyrolagidae): an astonishing case of bipedalism among South American mammals
Published in Journal of mammalian evolution (01-09-2020)“…Argyrolagus constitutes, both for its craniodental and postcranial anatomy, one of the most notably specialized South American Neogene metatherians…”
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A NEW GENERALIZED PAUCITUBERCULATAN MARSUPIAL FROM THE OLIGOCENE OF BOLIVIA AND THE ORIGIN OF ‘SHREW‐LIKE’ OPOSSUMS
Published in Palaeontology (01-09-2007)“…: Insights into the origin of ‘shrew‐like’ oposssums of South America are gained thanks to a new fossil from the Oligocene Salla Beds in Bolivia. The specimen…”
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Earliest South American paucituberculatans and their significance in the understanding of 'pseudodiprotodont' marsupial radiations
Published in Zoological journal of the Linnean Society (01-04-2009)“…We describe the oldest Paucituberculata marsupials, from the La Barda and Las Flores localities (Argentina; Late Palaeocene, and Early–Middle Eocene), as well…”
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La paleontología de los vertebrados en Argentina desde la segunda mitad del siglo XX hasta nuestros días: un estudio cuali-cuantitativo basado en Ameghiniana
Published in Revista del Museo de La Plata (Print) (29-12-2016)“…El objetivo de este trabajo es analizar la evolución de la Paleontología de Vertebrados en Argentina, tomando como fuente la revista Ameghiniana. Utilizando…”
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