Results 51 to 60 of about 2,942 (266)

EARLY MIOCENE SLOTHS (XENARTHRA, FOLIVORA) FROM THE RÍO SANTA CRUZ VALLEY (SOUTHERN PATAGONIA, ARGENTINA). AMEGHINO, 1887 REVISITED

open access: yes, 2020
. The first detailed geological and paleontological survey of the Santa Cruz Formation (Early–Middle Miocene; Burdigalian–early Langhian) along the Rio Santa Cruz was carried out in 1887 by Carlos Ameghino, who recovered more than 2000 fossil remains. In
M. Bargo, G. Iuliis, Néstor Toledo
semanticscholar   +1 more source

NOTOUNGULATA AND ASTRAPOTHERIA (MAMMALIA, MERIDIUNGULATA) OF THE SANTA CRUZ FORMATION (EARLY–MIDDLE MIOCENE) ALONG THE RÍO SANTA CRUZ, ARGENTINE PATAGONIA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2019
This contribution details new records of Notoungulata and Astrapotheria from the exposures of the Santa Cruz Formation in the Río Santa Cruz (Early–Middle Miocene; Province of Santa Cruz). The astrapothere Astrapotherium sp. Burmeister, the notoungulate
Mercedes Fernández, Nahuel Antu Muñoz
doaj  

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

open access: yesJournal of Anatomy, EarlyView.
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

Aconaemys Ameghino 1891

open access: yes, 2005
Published as part of Wilson, Don E. & Reeder, DeeAnn, 2005, Order Rodentia - Family Octodontidae, pp. 1570-1573 in Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2, Baltimore :The Johns Hopkins University Press on page 1571, DOI: 10.5281/zenodo ...
Wilson, Don E., Reeder, DeeAnn
openaire   +2 more sources

La industria de la piedra quebrada en el mioceno superior de Monte Hermoso [PDF]

open access: yes, 1910
Fil: Ameghino, Florentino.
Ameghino, Florentino
core  

CINGULATES (MAMMALIA, XENARTHRA) OF THE SANTA CRUZ FORMATION (EARLY–MIDDLE MIOCENE) FROM THE RÍO SANTA CRUZ, ARGENTINE PATAGONIA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2019
In 1887 Carlos Ameghino carried out the earliest extensive exploration of the fossiliferous localities along the Río Santa Cruz (Patagonia). His brother Florentino erected more than 100 vertebrate species based on the remains that Carlos recovered.
Juan Carlos Fernicola   +1 more
doaj  

All Roads Lead to China: Argentina's Beef Exports in the Context of a New Subordinate Complementarity

open access: yesJournal of Agrarian Change, EarlyView.
ABSTRACT This article analyses the recent expansion of Argentina's beef exports in the context of China's emergence as the world's leading beef importer and the principal destination for Argentine exports. It examines shifts in production, export orientation and domestic consumption, and analyses the export‐oriented fractions of meat capital that have ...
Emilia Ormaechea   +2 more
wiley   +1 more source

Estrategia y estructura empresarial en la expansión de la soja hacia el norte argentino [PDF]

open access: yes, 2017
Fil: Ortega, Lucía Emilia. Universidad de Buenos Aires. Facultad de Ciencias Económicas. Buenos Aires, Argentina.Fil: Azcuy Ameghino, Eduardo. Universidad de Buenos Aires. Facultad de Ciencias Económicas.
Ortega, Lucía Emilia
core  

El uso de fuentes documentales y orales en la investigación arqueológica. El caso de El Siasgo, Depresión del río Salado

open access: yesMemoria Americana, 2019
Desde una perspectiva territorial, en este trabajo analizamos el potencial de integrar diversas fuentes escritas y orales en la contextualización de una investigación arqueológica.
Virgina Mariana Salerno   +2 more
doaj  

Paraptenodytes Ameghino 1891

open access: yes, 2006
THE SKULL OF PARAPTENODYTES ANTARTICUS The preserved portions of the skull of Paraptenodytes antarcticus AMNH 3338 include the braincase, caudal and dorsal parts of orbit, occiput, left and right otic regions, basicranium, right quadrate, articular end of the right mandible, and a fragment of the left mandibular ramus.
Bertelli, Sara   +2 more
openaire   +2 more sources

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