Results 31 to 40 of about 321 (77)

Body mass estimation of extinct and extant South American bears (Ursidae, Tremarctinae) [PDF]

open access: yes, 2012
Contar con estimaciones precisas de la masa corporal de los taxones fósiles es esencial para realizar reconstrucciones paleobiológicas. Empleando relaciones demostradas entre la masa corporal y medidas anatómicas en mamíferos modernos algunos autores han
Soibelzon, Leopoldo Héctor   +1 more
core   +4 more sources

The accelerating influence of humans on mammalian macroecological patterns over the late Quaternary [PDF]

open access: yes, 2019
The transition of hominins to a largely meat-based diet ~1.8 million years ago led to the exploitation of other mammals for food and resources. As hominins, particularly archaic and modern humans, became increasingly abundant and dispersed across the ...
Elliott Smith, Rosemary E.   +4 more
core   +1 more source

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

First record of Arctotherium (Ursidae, Tremarctinae) in northwestern Argentina: paleobiogeographic significance.

open access: yes, 2008
Fil: Garcia Lopez, Daniel Alfredo. Universidad Nacional de Tucumán. Facultad de Ciencias Naturales e Instituto Miguel Lillo. Cátedra de Paleozoología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Instituto Superior de Correlación Geológica.
Garcia Lopez, Daniel Alfredo   +3 more
openaire   +1 more source

Los carnívoros (Carnivora, Mammalia) terrestres del Cuaternario de América del Sur [PDF]

open access: yes
El registro fósil de los carnívoros placentarios continentales de América del Sur abarca el Mioceno tardío-reciente y se inicia con el ingreso de las familias Felidae, Canidae, Ursidae, Mustelidae y Procyonidae desde América del Norte.
Predvosti, Francisco J.   +1 more
core  

Late pleistocene carnivores (Carnivora: Mammalia) from a cave sedimentary deposit in northern Brazil [PDF]

open access: yes, 2019
The Brazilian Quaternary terrestrial Carnivora are represented by the following families: Canidae, Felidae, Ursidae, Procyonidae Mephitidae and Mustelidae. Their recent evolutionary history in South America is associated with the uplift of the Panamanian
Avilla, L. S.   +3 more
core  

Morfología de los dientes deciduos de algunos tremactinos (Ursida: Tremarctinae) [PDF]

open access: yes, 2004
Se describe y compara la morfología de algunos dientes deciduos de Arctotherium tarijense Ameghino and A. angustidens Gervais and Ameghino (Ursidae, Tremarctinae) por primera vez. La morfología del dP4 y dp4 es muy similar a la del M1 y m1. La morfología
Carlini, Alfredo Armando   +1 more
core  

Ursidae (Mammalia, Carnivora) do Pleistoceno do Rio Grande do Sul, Brasil [PDF]

open access: yes, 2021
TCC(graduação) - Universidade Federal de Santa Catarina. Centro de Filosofia e Ciências Humanas. Geologia.A família Ursidae inclui animais com distribuição atual no Ártico, na Europa, na Ásia e nas Américas.
Trevisan Pereira, Alexsander
core  

Ice Age megafauna rock art in the Colombian Amazon? [PDF]

open access: yesPhilos Trans R Soc Lond B Biol Sci, 2022
Iriarte J   +7 more
europepmc   +1 more source

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