Results 11 to 20 of about 170 (52)

Revisiting proboscidean phylogeny and evolution through total evidence and palaeogenetic analyses including Notiomastodon ancient DNA [PDF]

open access: yes, 2021
The extinct Gomphotheriidae is the only proboscidean family that colonized South America. The phylogenetic position of the endemic taxa has been through several revisions using morphological comparisons. Morphological studies are enhanced by paleogenetic
Baleka, Sina   +7 more
core   +2 more sources

Taxonomía de los gonfoterios en Chile. Necesidad de una revisión [PDF]

open access: yes, 2021
En Chile, los gonfoterios conforman un grupo ancestral de proboscídeos que evidencia una gran presencia y distribución geográfica especialmente durante el Pleistoceno Superior con un amplio registro fósil que conforma una importante colección de ...
Castillo Cornejo, Juan   +1 more
core  

A Lujanian local fauna (Upper Pleistocene-Lower Holocene) from southern Uruguay: Santa Regina, Colonia department. [PDF]

open access: yes, 2021
On the southwestern coast of Uruguay, in the Colonia and San José departments, sedimentary rocks that correspond to the Neogene and Quaternary are found.

core   +1 more source

Mamíferos continentales del Mioceno tardío a la actualidad en la Argentina: cincuenta años de estudios [PDF]

open access: yes, 2007
Ameghiniana was created 50 years ago. During this lapse, the late Cenozoic paleomastozoology developed exponentially in Argentina. Many of the papers dealed with systematics.
Bargo, María Susana   +22 more
core  

Did humans cause the Late Pleistocene-Early Holocene mammalian extinctions in South America in a context of shrinking open areas? [PDF]

open access: yes, 2008
The last important –and possibly the most spectacular– turnover in South American mammal history occurred around the Pleistocene-Holocene boundary, when 100% of megamammal species and about 80% of large mammal species became extinct.
Cione, Alberto Luis   +3 more
core   +2 more sources

Phytolith analysis from Los Loros profile, El Palmar Formation (Upper Pleistocene) in El Palmar National Park, Entre Ríos, Argentina [PDF]

open access: yes, 2014
En la presente contribución se describen las asociaciones fitolíticas de la Formación El Palmar (Pleistoceno superior) en el perfil Los Loros, ubicado en el Parque Nacional El Palmar, Entre Ríos, Argentina.
Brea, Mariana   +2 more
core  

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

Una revisión de los mastodontes argentinos [PDF]

open access: yes, 1930
Durante los cuarenta años transcurridos desde que apareció la monumental obra de Ameghino sobre los mamíferos fósiles de la Argentina, mientras se han publicado acerca del mastodonte de los Andes tres valiosas monografías, debidas a Nordenskióld ...
Cabrera, Ángel Lulio
core   +2 more sources

Sixty years after ‘The mastodonts of Brazil’: The state of the art of South American proboscideans (Proboscidea, Gomphotheriidae) [PDF]

open access: yes, 2016
Studies on South American Gomphotheriidae started around 210 years ago and, 150 years later, the classic study “The mastodonts of Brazil” by Simpson and Paula Couto (1957) attempted to clarify the complex issues related to our understanding of these ...
Asevedo, Lidiane   +3 more
core  

Megafauna pleistocênica do Brasil: revisão sobre os indícios de interação hominíneos-megafauna [PDF]

open access: yes, 2022
South America has suffered the greatest proportional loss of species diversity of Pleistocene megafauna, more than any other continent. Estimates indicate that about 80% of the genus of animals weighing more than 44 kg have been lost.
Maciel, Virgínia Silva
core  

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