A window into a late Pleistocene megafauna community: Stable isotopes show niche partitioning among herbivorous taxa at the Arroyo del Vizcaíno site (Uruguay)

L Varela, L Clavijo, PS Tambusso, RA Fariña - Quaternary Science …, 2023 - Elsevier
The analysis of stable isotopes on fossil mammals has become a widely used tool for
understanding the paleoecology and paleodiet of these organisms. In this work, we study …

A tale of two continents (and a few islands): Ecology and distribution of Late Pleistocene sloths

HG McDonald - Land, 2023 - mdpi.com
Late Pleistocene sloths were widely distributed and present in a diversity of habitats in
South, Central, and North America and some Caribbean Islands. Late Pleistocene sloths …

Reviewing the body size of some extinct Brazilian Quaternary Xenarthrans

FHDES Barbosa, L Alves‐Silva… - Journal of …, 2023 - Wiley Online Library
Here we estimate the body mass of 10 iconic species of extinct xenarthrans (cingulates and
sloths) from the Quaternary of Brazil using two sets of predictive equations based on …

Paleoecological inferences about the Late Quaternary giant sloths

MAT Dantas, SC Campbell, HG McDonald - Journal of Mammalian …, 2023 - Springer
The sloths that dispersed into Central and North America were most likely derived from
tropical taxa, as indicated by their high occlusal surface area (OSA) in comparison with body …

Annual isotopic diet (δ13C) of Eremotherium laurillardi (Lund, 1842) and climate variation (δ18O) through the late Pleistocene in the Brazilian Intertropical Region

MAT Dantas, VS Gomes, A Cherkinsky… - Quaternary …, 2023 - cambridge.org
We inferred the annual isotopic diet (δ13C) of an individual of the giant ground sloth
Eremotherium laurillardi found in Toca dos Ossos (Ourolândia, Bahia, Brazil) through the …

Inferences of the ecological habits of extinct giant sloths from the Brazilian Intertropical Region

AMA Santos, HG Mcdonald… - Journal of Quaternary …, 2023 - Wiley Online Library
Three indices estimated from measurements of the humerus and ulna were used to suggest
possible ecological habits of eight extinct giant sloths from the Late Pleistocene of the …

Radiocarbon dating and isotopic palaeoecology of Glossotherium phoenesis from the Late Pleistocene of the Santa Elina rock shelter, Central Brazil

TR Pansani, MAT Dantas, L Asevedo… - Journal of …, 2023 - Wiley Online Library
Abstract The Santa Elina rock shelter (Central Brazil) stands out with two human occupation
layers with ground sloth fossil remains from the Late Pleistocene. Here, we explore the …

A multiproxy approach for the feeding ecology of Late Miocene ground sloths from the southwestern Amazonia, Upper Solimões Formation, Brazil

L Asevedo, FJ Longstaffe, GM Semprebon… - Palaeogeography …, 2024 - Elsevier
A rich assemblage of fossil sloths is recognized in the southwestern Brazilian Amazon,
Upper Solimões Formation (Acre Basin), and represents some of the most diverse Folivora …

Tracking the past: Isotopic paleoecology (δ13C, δ18O) of the Late Pleistocene megafauna from northeast of South America

LC de Andrade, MAT Dantas, ÉV Oliveira - Journal of South American …, 2024 - Elsevier
Fossils from natural tanks can contribute to the paleoenvironmental interpretation of the
Brazilian Intertropical Region (BIR), an important study area for the Quaternary in South …

Representatives of the order Pilosa and Cingulata, Furna do Cazuza (Pleistocene-Holocene), Paripiranga, Bahia, Northeastern Brazil

JS de Oliveira Nascimento, JLL da Silva… - Journal of South …, 2024 - Elsevier
Located in the Northeast of Brazil, the city of Paripiranga, State of Bahia, is situated in a karst
region called Supergrupo Canudos. The locality boasts a high number of natural cavities …