Results 31 to 40 of about 434 (161)

Aconaemys Ameghino 1891

open access: yes, 1982
Aconaemys Ameghino, 1891. Rev. Argent. Hist. Nat., 1:245. ISIS NUMBER: 5301410026001000000.
Honacki, James H.   +2 more
openaire   +1 more source

Middle Pleistocene revelations: unravelling taphonomic processes in mammals including Mesotherium cristatum (Mesotheriidae, Notoungulata), Corralito Site, Córdoba Province, Argentina

open access: yesPalaeontology, Volume 68, Issue 4, July/August 2025.
Abstract Taphonomic studies of Cenozoic mammals are scarce. We report a study of the taphonomy of the Corralito site (Middle Pleistocene to Holocene), Córdoba Province, Argentina, which documents the last population of the South American native ungulate typotherid Mesotherium cristatum. We discovered two specimens of M.
Marcos Fernández‐Monescillo   +6 more
wiley   +1 more source

Implicancias del conflicto Ameghino-Moreno sobre la colección de mamíferos fósiles realizada por Carlos Ameghino en su primera exploración al río Santa Cruz, Argentina Implications of the Ameghino-Moreno conflict on the collection of fossil mammals made by Carlos Ameghino during his first exploration of the Santa Cruz river, Argentina

open access: yesRevista del Museo Argentino de Ciencias Naturales, 2011
En septiembre de 1887, Carlos Ameghino, Ayudante Preparador de Paleontología del Museo de La Plata, retornaba de una fructífera expedición a las barrancas del río Santa Cruz, encomendada por el Director de dicha institución, Francisco P. Moreno.
Juan Carlos Fernicola
doaj  

El riesgo en la revolución y en la subversión

open access: yesDesde el Jardín de Freud
En este trabajo se abordan las distintas aristas que tienen los términos revolución y subversión para el psicoanálisis. La confusión que se suele hacer entre ellos conduce a menudo a impasses en la formalización clínica.
Rodrigo Valentín Abínzano   +2 more
doaj   +1 more source

Systematic and taxonomic revision of the genus Austrocactus (Cactaceae) based on morphology and genome wide SNP‐data

open access: yesTAXON, Volume 74, Issue 2, Page 386-416, April 2025.
Abstract The post‐Miocene climatic history of arid environments in South America has been identified as a key driver of dispersal and diversification, particularly among plant groups such as Cactaceae. Despite their iconic status, many cactus genera remain poorly understood, and comprehensive taxonomic and systematic revisions using morphological and ...
Tim Böhnert   +6 more
wiley   +1 more source

HISTORICAL BACKGROUND FOR A REVISION OF THE PALEONTOLOGY OF THE SANTA CRUZ FORMATION (EARLY–MIDDLE MIOCENE) ALONG THE RÍO SANTA CRUZ, PATAGONIA, ARGENTINA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2019
In 1887, Carlos Ameghino carried out the first geological and paleontological expedition to the Río Santa Cruz (RSC), Patagonia, Argentina. Between 1887 and 1889, Florentino Ameghino studied the fossils obtained by Carlos, founding more than 120 taxa ...
Juan Carlos Fernicola   +3 more
doaj  

Microbiotheria Ameghino 1889

open access: yes, 2022
Published as part of Beck, Robin M. D., Voss, Robert S. & Jansa, Sharon A., 2022, Craniodental Morphology And Phylogeny Of Marsupials, pp. 1-353 in Bulletin of the American Museum of Natural History 2022 (457) on page 224, DOI: 10.1206/0003-0090.457.1.1, http://zenodo.org/record ...
Beck, Robin M. D.   +2 more
openaire   +1 more source

Entre mares e continentes: aspectos da trajetória científica de Hermann von Ihering, 1850-1930

open access: yesHistória, Ciências, Saúde: Manguinhos, 2014
Este artigo considera momentos da trajetória científica de Hermann von Ihering: sua formação em zoologia em instituições alemãs e em Nápoles, sua atuação internacional a partir do Brasil e retorno à Alemanha. Aborda aspectos da elaboração de suas teorias
Maria Margaret Lopes, Irina Podgorny
doaj   +1 more source

Myocastoridae Ameghino 1904

open access: yes, 1993
Family Myocastoridae Ameghino, 1904. Anales Soc. Cient. Argentina, 56-58:103. COMMENTS: Included in Capromyidae by Hall (1981:871), Corbet and Hill (1991:203), and others, but see Woods and Howland (1979), and Woods (1982) for why capromyids and myocastorids are distinct.
openaire   +1 more source

Glacial Erosion Rates Since the Last Glacial Maximum for the Former Argentino Glacier and Present‐Day Upsala Glacier, Patagonia

open access: yesJournal of Geophysical Research: Earth Surface, Volume 129, Issue 12, December 2024.
Abstract Recovering the patterns of glacial erosion over time is key to understanding feedbacks between climate and tectonic processes. Glacial erosion rates have been shown to systematically increase worldwide toward the present since the late Cenozoic, a behavior interpreted as the response of glaciers to a cooling and increasingly variable climate ...
A. Fedotova, M. B. Magnani
wiley   +1 more source

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