Results 11 to 20 of about 391 (112)

Extinction of North AmericanCuvieronius(Mammalia: Proboscidea: Gomphotheriidae) driven by dietary resource competition with sympatric mammoths and mastodons [PDF]

open access: yesPaleobiology, 2020
AbstractThe gomphotheres were a diverse and widespread group of proboscideans occupying Eurasia, North America, and South America throughout the Neogene. Their decline was temporally and spatially heterogeneous, and the gomphotheres ultimately became extinct during the late Pleistocene; however, the genusCuvieroniusis rarely represented in late ...
Gregory James Smith   +1 more
openaire   +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

Mexican fossil ground sloths - A case study for Late Pleistocene megafaunal turnover in the Mexican Corridor [PDF]

open access: yes, 2020
Diese Dissertation ist Teil eines langjährigen deutsch-mexikanischen Forschungsprojektes über paläontologische und paläoanthropologische Funde aus den Unterwasserhöhlen im Bundesstaat Quintana Roo im Südosten Mexikos.
Stinnesbeck, Sarah R.
core   +2 more sources

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

Cuvieronius Arellanoi Sp. N., Mastodonte del Pleistoceno del Estado de Oaxaca

open access: yesPaleontología Mexicana, 1970
Se describe una nueva especie de Mastodonte: Cuvieronius arellanoi sp. n. de la porción noreste de Oaxaca, basándose en dos molares y una defensa. Las características litológicas de las rocas en que se encontraron los fósiles son semejantes a las de la Formación Becerra  de la cuenca de México.
Héctor Ochoterena F.   +1 more
openaire   +1 more source

Presencia del género Stegomastodon entre los restos fósiles de mastodontes de Chile (Gomphotheriidae), Pleistoceno superior

open access: yesEstudios Geologicos, 2005
Nuevos materiales fósiles de Gomphotheriidae obtenidos recientemente, estimularon a los autores a estudiarlos y a revisar algunos otros restos de esta familia, que habían sido asignados, el año 2000, a Cuvieronius hyodon (Fischer).
D. Frassinetti, M. T. Alberdi
doaj   +1 more source

Qualities of Successful Invasions: Examples from the Great American Biotic Interchange [PDF]

open access: yes, 2021
A good understanding of the past can shed light on the patterns observed and mechanisms at work in the present day.As the climate continues to change in the present, we can look to the past to help determine how organisms might react to large scale ...
Jackson, Emily
core   +1 more source

First Known Cranium of Cuvieronius (Proboscidea: Gomphotheriidae) from North America

open access: yesDiversity
We describe the first known complete cranium of an adult Cuvieronius from North America, dated to approximately 1.2 Ma, Early Irvingtonian North American Land Mammal Age.
Peter Houde   +5 more
doaj   +1 more source

Paleoambiente de la Depresión Central de Chiapas, con base en isótopos estables de carbono y oxígeno

open access: yesRevista Mexicana de Ciencias Geológicas, 2018
Se infirió la dieta de tres ejemplares de caballo (Equus conversidens), cinco gonfoterios (Cuvieronius hyodon), un bisonte (Bison sp.), un mamut (Mammuthus columbi), un perezoso gigante (Eremotherium laurillardi) y un león americano (Panthera atrox ...
Víctor Adrián Pérez-Crespo   +4 more
doaj   +1 more source

El mastodonte bajo el agua: el registro de Cuvieronius Hyodon Fischer (1814) en la plataforma continental interna del Pacífico de Costa Rica, playa Caletas, provincia de Guanacaste

open access: yesRevista Geológica de América Central, 2016
de Costa Rica. Este hallazgo constituye la primera evidencia fósil de un mamífero terrestre que habitó la plataforma continental cuando esta era tierra seca durante la última máxima glacial en el Pleistoceno Tardío para América Central y la Región Caribe.
Laurito, César A.   +2 more
openaire   +3 more sources

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