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The Taxonomic Status of the Pliocene Capybaras (Rodentia) Phugatherium Ameghino and Chapalmatherium Ameghino

open access: yesAmeghiniana, 2014
Abstract. Living capybaras are a unique group of rodents. They have ever-growing cheek teeth with a complicated occlusal morphology that changes even after birth. Concerning fossil capybaras this morphological change, associated with increasing size, led to regard them as taxonomically highly diverse, including small species with simple dental ...
Maria G Vucetich   +2 more
exaly   +4 more sources
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A new species of Plohophorus Ameghino (Cingulata, Glyptodontidae) from the latest Pliocene–earliest Pleistocene of the Pampean Region (Argentina): the last survivor of a Neogene lineage

Journal of Systematic Palaeontology, 2023
Within xenarthrans, two large groups are recognized, Pilosa (anteaters and sloths) and Cingulata (armoured xenarthrans). The latter contains Glyptodontidae, one of the most bizarre and enigmatic groups of animals that ever lived.
S. Quiñones   +5 more
semanticscholar   +1 more source

Reassessment of Tegehotherium burmeisteri Ameghino 1903–1904 (Notoungulata, hegetotheriidae) and a New Phylogenetic Analysis of Hegetotheriidae

Journal of Vertebrate Paleontology, 2023
Within the notoungulate family Hegetotheriidae, some species have not been analyzed since their original publication more than a century ago. Here we present the first re-evaluation of Tegehotherium burmeisteri, including a detailed description of its ...
F. Seoane   +2 more
semanticscholar   +1 more source

Annual isotopic diet (δ13C, δ18O) of Notiomastodon platensis (Ameghino, 1888) from Brazilian Intertropical Region

Quaternary International, 2021
Notiomastodon platensis was an endemic South American proboscidean, which could reach about six tons and had a mixed feeder diet with predominance of C4 grasses in Brazilian Intertropical Region (BIR).
M. Dantas   +4 more
semanticscholar   +1 more source

A New Genus of Interatheriinae (Interatheriidae, Notoungulata) from the Santa Cruz Formation (Early–Middle Miocene), Santa Cruz Province, Argentina, and the Revision of the Genus Cochilius Ameghino, 1902

Journal of Vertebrate Paleontology, 2021
Interatheriinae is one of the most derived subfamilies of South American notoungulates. Several interatheriines have been described since the 19th century, but most of them have not been revised, or been formally reexamined, for more than a century. Most
Mercedes Fernández   +2 more
semanticscholar   +1 more source

Florentino Ameghino, la Exposición Internacional del Centenario y los “monos antropomorfos” de Hagenbeck y Umlauff

Revista Argentina de Antropología Biológica
Este estudio analiza la adquisición, por parte de Florentino Ameghino, director del Museo Argentino de Ciencias Naturales (MACN) entre 1902 y 1911, de una colección de esqueletos de “monos antropomorfos” (actualmente denominados primates antropoides ...
Sergio Bogan   +3 more
semanticscholar   +1 more source

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