Results 21 to 30 of about 74,227 (267)

The Gashatan (late Paleocene) mammal fauna from Subeng, Inner Mongolia, China [PDF]

open access: yes, 2008
The Paleocene–Eocene boundary is of particular importance for the evolution of mammals and the poorly known Asian mammal faunas from this period have received much attention.
Missiaen, Pieter, Smith, T.
core   +1 more source

New records of marsupials from the Miocene of Western Amazonia, Acre, Brazil [PDF]

open access: yesActa Palaeontologica Polonica, 2023
The Amazonian region covers a significant part of the South American continent and harbors outstanding biodiversity. However, much of its history is still unknown.
Narla S. Stutz   +12 more
doaj   +1 more source

A new diminutive fossil ziphiid from the deep-sea floor off northern Chile and some remarks on the body size evolution and palaeobiogeography of the beaked whales [PDF]

open access: yesActa Palaeontologica Polonica, 2023
The evolutionary history of the beaked whales (Ziphiidae), odontocetes nowadays adapted to deep diving, is well known thanks to a significant fossil record mainly from the deep ocean floors.
Giovanni Bianucci   +3 more
doaj   +1 more source

Sigmodontinos (Mammalia, Rodentia) pleistocenicos del sudoeste de la provincia de Buenos Aires (Argentina): aspectos sistematicos, paleozoogeograficos y paleoambientales

open access: yesEstudios Geologicos, 1996
Se describen nuevos restos de sigmodontinos provenientes de la localidad Bajo San José (sudoeste de la provincia de Buenos Aires, Argentina), de Edad Ensenadense (Pleistoceno temprano-medio).
U. F. J. Pardiñas, C. Deschamps
doaj   +1 more source

On the diversity of the vertebrate fauna (excluding fishes) of Panchet Hill (Garh Panchkot), Purulia, West Bengal, India

open access: yesJournal of Threatened Taxa, 2018
The present study was conducted at Panchet Hill (Garh Panchkot), Purulia, West Bengal between June 2013 and May 2015.  Multiple methods were used for making a consolidated checklist and comments on the relative abundance of vertebrate diversity ...
Sanjib Chattopadhyay   +2 more
doaj   +1 more source

Registros paleógenos de glyptodontidae propalaehoplophorinae (xenarthra, cingulata) en áreas extrapatagónicas [PDF]

open access: yes, 2016
Los registros paleógenos de Cingulata Glyptodontidae son muy escasos y los mejores conocidos provienen de la actual región patagónica de Argentina. Dos subfamilias han sido descritas: Glyptatelinae y Propalaehoplophorinae.
Cuaranta, Pedro   +5 more
core   +3 more sources

Macraucheniidae y Proterotheriidae (Mammalia, Litopterna) de Quebrada Fiera (Oligoceno tardío), Mendoza, Argentina [PDF]

open access: yes, 2019
In this contribution we present new specimens of Litopterna recovered during the last decade in Quebrada Fiera (Mendoza Province, Argentina), whose fossiliferous sediments, currently recognized as the base of Agua de la Piedra Formation, are assignable ...
Cerdeño Serrano, Maria Esperanza   +2 more
core   +1 more source

Les ruminantia (Artiodactyla, Mammalia) du miocene des bugti (Balouchistan, Pakistan)

open access: yesEstudios Geologicos, 2001
La revisión de los materiales descritos por Pilgrim (1908, 1911, 1912, Forster Cooper, 1915) junto al estudio de los hallazgos recientes realizados en el sinclinal de Dera Bugti (Sur de Paquistán) por Welcomme et al. (1997), nos permite reconocer en esta
L. Ginsburg, J. Morales, D. Soria
doaj   +1 more source

First spalacotheriid and dryolestid mammals from the Cretaceous of Germany [PDF]

open access: yesActa Palaeontologica Polonica, 2022
The new spalacotheriid “symmetrodontan” Cifellitherium suderlandicum gen. et sp. nov. from the Barremian–Aptian of the Balve locality in northwestern Germany is the first record of spalacotheriids in Central Europe.
THOMAS MARTIN   +4 more
doaj   +1 more source

The historical biogeography of Mammalia [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2011
Palaeobiogeographic reconstructions are underpinned by phylogenies, divergence times and ancestral area reconstructions, which together yield ancestral area chronograms that provide a basis for proposing and testing hypotheses of dispersal and vicariance.
William J. Murphy   +3 more
openaire   +3 more sources

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