Results 101 to 110 of about 6,430,463 (229)

On the Putative Presence of Eupsophus (Anura: Cycloramphidae) In Central Patagonia During the Oligocene

open access: yesHerpetologica, 2012
Abstract Fossil anuran remains from an outcropping of Oligocene sediments in central Patagonia have been attributed to the extant genus Eupsophus based on their putative similarity to the skeleton of living members of this genus. These remains would represent the only and oldest evidence of the existence not only of Eupsophus, but also of any ...
openaire   +2 more sources

Reinterpretando paredes : interacción e intercambio de información en el Ibáñez medio, Patagonia central, Chile [PDF]

open access: yes, 2019
En este trabajo se resumen los resultados del registro sis temático de diferentes sitios con arte rupestre en el sector medio del río Ibáñez, Región de Aysén (Patagonia central, Chile).
Artigas, Diego   +2 more
core   +1 more source

Frontera/s y memoria/s: "Los pioneros" coyhaiquinos y trevelinenses BORDER/S AND MEMOR(Y)/IES: THE COYHAIQUIE AND TREVELIN "PIONEERS"

open access: yesIntersecciones en Antropología, 2009
En el presente artículo se propone el análisis de las características que adquirió y adquiere la construcción de las identidades culturales en torno a la idea de memoria/s, en las localidades de Coyhaique (Chile) y Trevelin (Argentina) pertenecientes a ...
Brígida Baeza
doaj  

Patrones geográficos de diferenciación craneofacial entre poblaciones de la región central del país y otras de Argentina: aportes desde la genética del paisaje

open access: yesRevista del Museo de Antropologia, 2008
En este trabajo se analizan los patrones de variación espacial de los grupos humanos que habitaron la región central del país (actualmente, parte de los territorios de las provincias de Córdoba y San Luis) conocida en la arqueología como «Sierras ...
Mariana Fabra
doaj   +1 more source

Computed tomography reveals multiple origins of extreme caudal vertebral pneumaticity in sauropod dinosaurs

open access: yesJournal of Anatomy, Volume 249, Issue 6, Page 1239-1289, December 2026.
Here, we present novel CT scan data of caudal vertebrae of six Middle–Late Jurassic sauropods, representing several eusauropod lineages. We synthesise these new data with a comprehensive critical appraisal of purported external and internal evidence for caudal vertebral PSP in Sauropodomorpha.
Samantha L. Beeston   +5 more
wiley   +1 more source

Cosmopolitan Early Jurassic Marine Gastropods from West-Central Patagonia, Argentina [PDF]

open access: yesActa Palaeontologica Polonica, 2009
A new, relatively diverse gastropod fauna is reported from the Chubut province of west-central Patagonia. The gastropod association at the “El Cordoba” fossiliferous locality (Lower Toarcian of Osta Arena Formation) consists of three new species: the eucyclid Amberleya? espinosa sp. nov. and two procerithiids Cryptaulax damboreneae sp. nov.
openaire   +1 more source

Editorial [PDF]

open access: yes, 2019
A doce años del nacimiento de la revista Desde la Patagonia Difundiendo Saberes, llegamos al número 20. Cada número es un motivo para festejar, pero los números redondos tienen algo especial.
La Patagonia, Desde
core   +2 more sources

Surplus Killing of Magellanic Penguins Spheniscus magellanicus by Puma Puma concolor) in Islote Lobos National Park, Northern Patagonia

open access: yesEcology and Evolution, Volume 16, Issue 11, November 2026.
We document repeated surplus killing events by pumas (Puma concolor) affecting breeding colonies of Magellanic penguins (Spheniscus magellanicus) in Islote Lobos National Park, northern Patagonia, Argentina. During the 2025–2026 breeding season, at least 961 penguins were killed, representing the largest natural mortality event recorded in the colony ...
Jesica D. Hombre   +4 more
wiley   +1 more source

Health Biomarkers of Pesticide Exposure in Rural Populations of Santa Fe, Argentina: Oxidative Stress and Genotoxicity

open access: yesJournal of Applied Toxicology, Volume 46, Issue 11, Page 3804-3813, November 2026.
ABSTRACT The present study aimed to quantify pesticide residues in environmental matrices and plasma and to evaluate their potential effects on oxidative stress and DNA damage in rural populations of Santa Fe province. Soil and rainwater samples were collected, and biological samples and semistructured surveys were obtained from volunteers in three ...
María Priscila Dechiara   +4 more
wiley   +1 more source

Los titanosaurideos (dinosauria, titanosauria) del grupo Bauru y sus relaciones paleogeograficas con los géneros de la Patagonia Argentina / Titanosaurs (Dinosauria, Titanosauria) from the Bauru Group and their palaeogoegraphic relationships of the Patagonia, Argentina genus [PDF]

open access: yesSociedade & Natureza, 2006
The knoweledge of the titanosaurids recorded from Adamantina and Marília formations is reviewed.The similarities of the titanosaurid from these unities indicate that the components of both croppingout in Central Brasil and Patagonia are contemporaneous ...
Carlos Roberto A. Candeiro
doaj  

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