Results 11 to 20 of about 427 (80)

Presencia de Stegomastodon (Gomphotheriidae, Proboscidea) en el Pleistoceno Superior de la zona costera de Santa Clara del Mar (Argentina)

open access: yesEstudios Geologicos, 2008
Se describen restos bien conservados de gonfoterios (Mammalia, Proboscidea) encontrados en los niveles pleistocenos que afloran en los acantilados costeros de Santa Clara del Mar (Mar del Plata, Argentina).
M. T. Alberdi, J. L. Prado
doaj   +1 more source

El Gran Intercambio Biótico Americano: una revisión paleoambiental de evidencias aportadas por mamíferos y aves neotropicales [PDF]

open access: yes, 2018
Tradicionalmente, se ha considerado que la formación del istmo de Panamá (durante el Plioceno hace 3 Ma) facilitó el movimiento de especies entre Sudamérica y Norteamérica. Este proceso ecológico y evolutivo denominado Gran Intercambio Biótico Americano (
Gamboa, Sara   +3 more
core   +5 more sources

First record of Mylodon Darwini Owen (xenarthra, tardigrada, mylodontidae) from Arroyo Feliciano formation (late pleistocene), Entre Rios, Argentina [PDF]

open access: yes, 2015
In this contribution a new record of M. darwini Owen, based on an incomplete skull (MRHU-1) recovered from the Arroyo Feliciano Formation (late Pleistocene) on the Gualeguay River cliffs, nearly the city of Urdinarrain, is presented.
Brandoni, Diego   +2 more
core   +2 more sources

Équidos y Gonfoterios del Pleistoceno tardío de San Pedro, provincia de Buenos Aires, Argentina

open access: yesEstudios Geologicos, 2012
Los mamíferos fósiles de la localidad de San Pedro (provincia de Buenos Aires, Argentina) son escasamente conocidos. En este artículo se describen ejemplares mejor conservados de Equidae y Gomphotheriidae.
J. L. Prado, M. T. Alberdi
doaj   +1 more source

The palaeobiogeography of South American gomphotheres

open access: yesJournal of Palaeogeography, 2013
Gomphotheriid proboscideans reached South America as Late Cenozoic immigrants from North America. However, disagreements over alpha taxonomy, age dating and phylogenetic relationships have produced three competing hypotheses about this immigration: (1) a
Spencer G. Lucas
doaj   +1 more source

Population structure of the gomphothere Stegomastodon waringi (Mammalia: Proboscidea: Gomphotheriidae) from the Pleistocene of Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2010
The Quaternary fossil record of Águas de Araxá (Q AA) is represented mainly by an accumulation of skeletal elements of several sizes, which are assigned to a population of Stegomastodon waringi. We analyzed 97 molars according to the ear stages of Sipson
Dimila Mothé   +2 more
doaj   +1 more source

Infomap Bioregions: Interactive mapping of biogeographical regions from species distributions [PDF]

open access: yes, 2016
Biogeographical regions (bioregions) reveal how different sets of species are spatially grouped and therefore are important units for conservation, historical biogeography, ecology and evolution. Several methods have been developed to identify bioregions
Antonelli, Alexandre   +4 more
core   +3 more sources

La paleodieta de cinco especies de mamíferos herbívoros rancholabreanos de valsequillo (Puebla, México) [PDF]

open access: yes, 2015
Through the use of the 13C/12C and 18O/16O isotopic relationships found at enamel and osteodentine, here it is inferred the diet and preferred habitat in which five extinct herbivore species from the Late Pleistocene of Valsequillo, Puebla, México.
Alva-Valdivia, Luis M.   +6 more
core   +2 more sources

Extinct mammals from the Pleistocene Calama Basin (Second Region, Chile). New records and old collections [PDF]

open access: yes, 2010
Se presentan los resultados del análisis taxonómico y tafonómico del registro de mamíferos fósiles depositados en el Museo de Historia Natural y Cultural del Desierto de Atacama.
López Mendoza, Patricio   +4 more
core  

Aspectos sistemáticos, paleobiogeográficos e paleoclimáticos dos mamíferos quaternários de Fazenda Nova, PE, nordeste do Brasil [PDF]

open access: yes, 2021
The fossil mammals from the Fazenda Nova locality, Northeastern Brazil, represent an interval older than the Pleistocene-Holocene transition and include Xenarthra, Glyptodontidae, Glyptatelinae (with Pachyarmatherium sp.), Glyptodontinae, Glyptotheriini,
Alves, Rosemberg da Silva   +2 more
core   +3 more sources

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