Results 1 to 10 of about 2,735 (161)

TRACE FOSSILS OF CICADAS IN THE CENOZOIC OF CENTRAL PATAGONIA, ARGENTINA

open access: yesPalaeontology, 2008
Abstract:  Hemispherical pan or dish‐shaped trace fossils from the Cenozoic of the Central Patagonia are attributed to the burrowing action of cicadas. A new ichnotaxon, Feoichnus challa igen. et isp. nov. is characterized by its hemispherical shape, mostly subvertical orientation, smoothed internal lining showing knobbly surface texture, and rough and
J Marcelo Krause   +2 more
exaly   +3 more sources

Holocene Dynamics of Temperate Rainforests in West-Central Patagonia [PDF]

open access: yesFrontiers in Ecology and Evolution, 2018
Analyses of long-term ecosystem dynamics offer insights into the conditions that have led to stability vs. rapid change in the past and the importance of disturbance in regulating community composition.
Virginia Iglesias   +4 more
doaj   +3 more sources

The Last Glacial Maximum and deglaciation in central Patagonia, 44°S–49°S [PDF]

open access: yesCuadernos de Investigación Geográfica, 2017
This paper reviews published geochronological data on glacier fluctuations and environmental changes in central Patagonia (44° S - 49° S) from the Last Glacial Maximum (LGM) through to the Holocene.
M. Mendelova   +3 more
doaj   +6 more sources

Discovery of desert-adapted Tympanoctomys barrerae in Central Patagonia, Argentina

open access: yesMammalia, 2009
Fil: Ojeda, Agustina Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mendoza. Instituto Argentino de Investigaciones de las Zonas Áridas. Provincia de Mendoza. Instituto Argentino de Investigaciones de las Zonas Áridas. Universidad Nacional de Cuyo. Instituto Argentino de Investigaciones de
Milton H Gallardo   +2 more
exaly   +3 more sources

Evolution of Glacial Lake Cochrane During the Last Glacial Termination, Central Chilean Patagonia (∼47°S)

open access: yesFrontiers in Earth Science, 2022
Large ice-dammed lakes developed along the eastern margin of the Patagonian Ice Sheet (PIS) during the Last Glacial Termination (T1). Their spatial/temporal evolution, however, remains poorly constrained despite their importance for deciphering ...
Alicia Vásquez   +13 more
doaj   +1 more source

Helminth-fauna of Patagonian armadillos: comparative analysis of parasites geographical variation

open access: yesAnais da Academia Brasileira de Ciências, 2021
The similarity between parasites communities’ decay with distance and its analysis may explain important ecological process such host dispersion. Patagonia is inhabited by two armadillo species, Chaetophractus villosus and Zaedyus pichiy.
JORGE ALBERTO GALLO   +3 more
doaj   +1 more source

Rock glaciers in central Patagonia [PDF]

open access: yesGeografiska Annaler: Series A, Physical Geography, 2018
Active rock glaciers are ice and debris-cored landforms common in cold arid mountains. They have not been widely described in the Patagonian Andes of southern South America and here we provide the ...
Heather Selley   +5 more
openaire   +2 more sources

Uncovering the species diversity of subterranean rodents at the end of the World: three new species of Patagonian tuco-tucos (Rodentia, Hystricomorpha, Ctenomys) [PDF]

open access: yesPeerJ, 2020
Ctenomys Blainville 1826 is one of the most diverse genera of South American caviomorph rodents. Currently, six species of this genus are reported from Patagonia, south of 42°S.
Pablo Teta, Guillermo D’Elía
doaj   +2 more sources

European starlings expand into Patagonia. Time for action

open access: yesGlobal Ecology and Conservation, 2022
European starlings (Sturnus vulgaris) were introduced ca. 40 years ago to South America, where they naturalized to central and northern Argentina, now reaching some neighboring countries.
Valeria Ojeda   +4 more
doaj   +1 more source

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