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A Brief History of South American Metatherians: Evolutionary Contexts and Intercontinental Dispersals
With more than 100 species, living South American marsupials (Mammalia, Metatheria) give only a glimpse of the much higher taxonomic and ecological diversity acquired by metatherians throughout theExpand
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New Early Eocene Mammalian Fauna from Western Patagonia, Argentina
Abstract Two new fossil mammal localities from the Paleogene of central-western Patagonia are preliminarily described as the basis for a new possible biochronological unit for the early Eocene ofExpand
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Geographic distribution and historical occurrence of Dromiciops gliroides Thomas (Metatheria: Microbiotheria)
Abstract Occurrence records represent the key to understanding species distribution patterns. I analyzed the historical and geographical occurrence of Dromiciops gliroides, a marsupial endemic to theExpand
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Intraspecific variability in Lestoros inca (Paucituberculata, Caenolestidae), with reports on dental anomalies and eruption pattern
Abstract Caenolestids are a group of poorly known South American marsupials with a restricted distribution in páramo and subpáramo environments of the Andes from Colombia and western Venezuela toExpand
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Geographic distribution of Rhyncholestes raphanurus Osgood, 1924 (Paucituberculata : Caenolestidae), an endemic marsupial of the Valdivian Temperate Rainforest
The Chilean shrew opossum (Rhyncholestes raphanurus) is the southernmost representative of the family Caenolestidae (Marsupialia : Paucituberculata). The species lives in temperate forests ofExpand
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NEW RECORDS OF THE RARE Histiotus magellanicus (CHIROPTERA, VESPERTILIONIDAE) AND OTHER BATS FROM CENTRAL PATAGONIA, ARGENTINA
Histiotus magellanicus (Philippi, 1866) is a poorly known Patagonian bat. Here we report on nine newly captured specimens and one unpublished locality from museum specimen that significantly improveExpand
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SOBRE LA IDENTIDAD DE Thylamys (MARSUPIALIA, DIDELPHIDAE) DEL OESTE PAMPEANO Y CENTRO-SUR DEL ESPINAL, ARGENTINA
On the identity of Thylamys (Marsupialia, Didelphidae) from the western pampas and south-central espinal, Argentina. The genus Thylamys is the most diverse of all the small didelphids that can beExpand
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Torpor in the Patagonian opossum (Lestodelphys halli): implications for the evolution of daily torpor and hibernation
Hibernation and daily torpor are two distinct forms of torpor, and although they are related, it is not known how and in which sequence they evolved. As the pattern of torpor expressed by the oldestExpand
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Dental anomalies in Dromiciops gliroides (Microbiotheria, Microbiotheriidae), Caenolestes fuliginosus and Rhyncholestes raphanurus (Paucituberculata, Caenolestidae)
A partir del analisis de series de craneos y mandibulas del monito de monte {Dromiciops gliroides), el raton marsupial sedoso {Caenolestes fuliginosus) y la comadrejita trompuda {RhyncholestesExpand
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Dispersal of Vertebrates from Between the Americas, Antarctica, and Australia in the Late Cretaceous and Early Cenozoic
The early Paleocene diversity of metatherians in Tiupampan faunas of South America and the pre-Tiupampan Paleocene polydolopimorphian Cocatherium speak in favor of an earliest Paleocene or LateExpand
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