Results 11 to 20 of about 26,852 (182)

Genetic origins and climate-induced erosion in economically important Asian walnuts. [PDF]

open access: yesConserv Biol
Abstract The global climate is undergoing unprecedented changes, posing significant threats to species persistence. However, the spatiotemporal impacts on genetic diversity remain poorly understood, hindering species conservation and management. Walnuts, generally referred to as Juglans regia and J. sigillata, are economically vital in Asia, but little
Fan PZ   +17 more
europepmc   +2 more sources

Archaeology of animate ancestors and entanglement at Mayarnjarn in the Wellington Range region, Northern Territory

open access: yesArchaeology in Oceania, Volume 58, Issue 2, Page 172-182, July 2023., 2023
ABSTRACT The Wellington Range region, in far Northern Australia, provides a remarkable record of cultural encounter. Cathedral‐sized rock art galleries include contact imagery referencing Macassan and European visitors while lithic artefact assemblages echo social mobility between Indigenous groups occurring from at least the mid Holocene period.
Duncan Wright   +6 more
wiley   +1 more source

The seasonally dry tropical forest species Cavanillesia chicamochae has a middle Quaternary origin

open access: yesBiotropica, Volume 54, Issue 1, Page 91-99, January 2022., 2022
We use DNA sequence data to understand the evolutionary history of the genus Cavanillesia (Malvaceae), with particular emphasis on C. chicamochae, an emblematic succulent‐trunked tree endemic to seasonally dry tropical forests (SDTFs) of the Chicamocha Canyon of Colombia, South America.
Christine D. Bacon   +6 more
wiley   +1 more source

Primer ejemplar fósil de tipo nutria Amblonyx, con una nota sobre ejemplares de Lutra del Siwaliks Superior, India

open access: yesEstudios Geologicos, 2007
Mamíferos de tipo nutria han sido señalados en el subcontinente Indio desde hace más de un siglo y medio. Los Enhydriodontini son de lejos los más comunes y tienen un mayor registro fósil que los Lutrini o los Aonychini.
P. Raghavan   +3 more
doaj   +1 more source

Steppes, savannahs, forests and phytodiversity reservoirs during the Pleistocene in the Iberian Peninsula [PDF]

open access: yes, 2010
A palaeobotanical analysis of the Pleistocene floras and vegetation in the Iberian Peninsula shows the existence of patched landscapes with Pinus woodlands, deciduous and mixed forests, parklands (savannah-like), shrublands, steppes and grasslands ...
Agustí   +259 more
core   +3 more sources

Geocronología de la Terraza Compleja de Arganda en el valle del río Jarama (Madrid, España)

open access: yesEstudios Geologicos, 2011
La Terraza Compleja de Arganda (TCA), situada en el tramo bajo del río Jarama (Madrid), está formada por sucesivos apilamientos de secuencias fluviales denominados de abajo a arriba Arganda I, II, III y IV, en los que se han encontrado importantes ...
J. Panera   +5 more
doaj   +1 more source

New insight into the Pleistocene deposits of Monte delle Piche, Rome, and remarks on the biochronology of Hippopotamus (Mammalia, Hippopotamidae) and Stephanorhinus etruscus (Mammalia, Rhinocerotidae) in Italy [PDF]

open access: yes, 2015
Several large mammal assemblages have been collected in the Roman basin since the XIX century, but they usually lack any stratigraphic datum or details about the fossiliferous localities. In this work, the stratigraphic provenance of large mammal remains
Frezza, Virgilio   +2 more
core   +3 more sources

Gruta Nova da Columbeira (Bombarral, Portugal): un modelo de ocupación en cueva durante el Paleolítico Medio. Resultados del estudio del registro de macromamíferos

open access: yesTrabajos de Prehistoria, 2015
Gruta Nova da Columbeira es uno de los conjuntos del Paleolítico medio más relevantes de la Estremadura Portuguesa y uno de los pocos yacimientos portugueses con restos de neandertal.
M. Cristina Fernández-Laso   +2 more
doaj   +1 more source

Microlobiusxylon paranaensis gen. et sp. nov. (fabaceae, mimosoideae) from the pliocene-pleistocene of ituzaingó formation, paraná basin, Argentina [PDF]

open access: yes, 2010
A fossil wood with Fabaceae affinity from the Pliocene-Pleistocene sediments of Ituzaingó Formation is described. The silicified wood was collected at the Toma Vieja fossil locality, Paraná Basin, Argentina.
Brea, Mariana, Franco, María Jimena
core   +1 more source

A new Eliomys from the Upper Miocene of Spain and its implications for the phylogeny of genus [PDF]

open access: yes, 2014
In this paper, we describe a previously unknown species of the glirid Eliomys from the Late Miocene and Early Pliocene Cabriel, Alcoy and Granada basins of southeastern Spain. Eliomys yevesi sp. nov.
Garcia-Alix Daroca, Antonio   +3 more
core   +2 more sources

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