Contextualização taxonômica, tafonômica e morfométrica dos remanescentes ósseos da megamastofauna da Gruta Cuvieri (MG), um sítio paleontológico do …

ACR Hubbe - 2008 - teses.usp.br
O conhecimento limitado em relação à megafauna brasileira (oriundo de uma tradição
acadêmica taxonomista no país) e a falta de escavações estratigraficamente controladas de …

Comment on “Isotopic insight on paleodiet of extinct Pleistocene megafaunal Xenarthrans from Argentina” by H. Bocherens, M. Cotte, RA Bonini, P. Straccia, D. Scian …

RA Fariña, L Varela - Gondwana Research, 2018 - Elsevier
3. Discussion As said in the Introduction, even in a previous work by the same authors
(Bocherens et al., 2016), while analysing the δ 15 N in several mammals, it was found that …

[PDF][PDF] Física y Matemáticas para reconstruir la vida en el pasado

RA Fariña - Actas de Fisiología, 2001 - researchgate.net
Este trabajo resume algunos aspectos de mi investigación en biomecánica y paleobiología.
El indicador de resistencia o de capacidad atlética (ICA) se usó para estimar la performance …

Ungual phalanges analysis in Pleistocene ground sloths (Xenarthra, Folivora)

SJ Patiño, RA Fariña - Historical Biology, 2017 - Taylor & Francis
Ungual phalanges (the most distal bone within a limb) and claws (the overlying corneous
sheath) from the third digit of the forefoot of selected Pleistocene ground sloths (Lestodon …

The link between dental microwear and feeding ecology in tree sloths and armadillos (Mammalia: Xenarthra)

JL Green, NA Resar - Biological Journal of the Linnean Society, 2012 - academic.oup.com
The Xenarthra represents an enigmatic clade of placental mammals that includes living tree
sloths, armadillos, and their extinct relatives, yet certain aspects of the biology of this group …

[HTML][HTML] Swerving as the escape strategy of Macrauchenia patachonica Owen (Mammalia; Litopterna)

RA Fariña, RE Blanco, P Christiansen - Ameghiniana, 2005 - SciELO Argentina
The Lujanian megamammals (late Pleistocene of South America) show many
palaeoautecological peculiarities. The present paper studies one of them, the locomotor …

Finite element and morphological analysis in extant mammals' claws and quaternary sloths' ungual phalanges

S Patiño, J Perez Zerpa, RA Fariña - Historical Biology, 2021 - Taylor & Francis
As the ungual phalanges of tetrapods are the first structures that interact with the substrate,
studying them is of great importance when wanting to know the locomotor behaviour of …

[PDF][PDF] Unexpected inhibitory cascade in the molariforms of sloths (Folivora, Xenarthra): a case study in xenarthrans honouring Gerhard Storch's open-mindedness

L Varela, PS Tambusso, R Fariña - Fossil Imprint, 2020, 76 (1): 1 …, 2020 - researchgate.net
The inhibitory cascade (IC) represents a developmental model that explains the evolution of
molar relative sizes, originally described in rodents but later validated in several mammalian …

Paleopathologies of the Clavicles of the Giant Ground Sloth Megatherium americanum (Mammalia, Xenarthra) from the Pleistocene of the Pampean Region …

KV Chichkoyan, C Villa, V Winkler, L Manuelli… - Ameghiniana, 2022 - BioOne
This study presents pathological conditions observed in the clavicular joints of the extinct
giant ground sloth Megatherium americanum. Clavicles are key for shoulders and forelimbs …

[PDF][PDF] Reassessing the taxonomy and affinities of the Mylodontinae sloths, Glossotherium and Paramylodon (Mammalia: Xenarthra: Tardigrada)

RK McAfee - 2007 - researchgate.net
Xenarthra is a diverse mammalian order consisting of extant and extinct armadillos,
anteaters and sloths, and extinct glyptodonts and pampatheres. The extinct ground sloths …