Results 11 to 20 of about 5,474 (205)

Registros paleógenos de glyptodontidae propalaehoplophorinae (xenarthra, cingulata) en áreas extrapatagónicas [PDF]

open access: yesAndean Geology, 2016
Los registros paleógenos de Cingulata Glyptodontidae son muy escasos y los mejores conocidos provienen de la actual región patagónica de Argentina. Dos subfamilias han sido descritas: Glyptatelinae y Propalaehoplophorinae.
Cuaranta, Pedro   +5 more
core   +9 more sources

Dimorphism in quaternary scelidotheriinae (mammalia, xenarthra, phyllophaga) [PDF]

open access: yesPalaeontologia Electronica, 2015
The contributions concerning possible cases of sexual dimorphisms in fossil and living sloths are scarce. Until now, studies in fossil ground sloth sexual dimorphism have been limited to the subfamilies Megatheriinae (Eremotherium) and Mylodontinae ...
Miño Boilini, Ángel Ramón   +1 more
core   +6 more sources

Revisión del género Panochthus (Xenarthra, Glyptodontidae)

open access: yesRevista del Museo de La Plata, 2017
Se revisa la totalidad de las especies del género Panochthus. Es uno de los gliptodóntidos más importantes del Pleistoceno de la Argentina por la frecuencia de sus registros en las unidades ensenadenses, bonaerenses y lujanenses, así como por su amplia ...
Martín Zamorano   +2 more
doaj   +4 more sources

Morphological, Histochemical and Immunohistochemical Characterisation of the Penis in Free-Ranging Giant Anteaters (Myrmecophaga tridactyla). [PDF]

open access: yesAnat Histol Embryol
ABSTRACT The giant anteater (Myrmecophaga tridactyla) belongs to the superorder Xenarthra and is distributed throughout Central and South America. This animal is listed as ‘vulnerable’ on the International Union for Conservation of Nature's Red List of Threatened Species.
de Moura FBC   +9 more
europepmc   +2 more sources

Divergence Across Niche Dimensions Reveals Species' Ecological Roles. [PDF]

open access: yesEcol Lett
Natural history gaps hinder our understanding of species' ecological roles and their contributions to ecosystem processes. Using an integrative framework, we analysed multiple niche dimensions of co‐occurring xenarthran insectivores, revealing divergent trophic, spatial and temporal patterns that reflect distinct ecological roles. Our results challenge
Magioli M   +7 more
europepmc   +2 more sources

A suture in time: The ontogeny of cranial suture morphology in mammals. [PDF]

open access: yesJ Anat
Mammal cranial sutures are important indicators of the biomechanical and developmental pressures acting upon the skull. Across three prominent sutures dividing the vault of the mammalian skull, divergent patterns emerge both taxonomically and developmentally.
White HE   +4 more
europepmc   +2 more sources

Aportes al conocimiento del armadillo peludo de nariz larga (Dasypus pilosus)

open access: yesXenarthra, 2023
The hairy long-nosed armadillo (Dasypus pilosus) is the least known of the five armadillo species reported for Peru. This species is endemic to the montane forests of northeastern Peru.
Leo, Mariella
doaj   +1 more source

Hepatocellular Carcinoma in a Free-Ranging Three-Toed Sloth (Bradypus variegatus)

open access: yesAnimals, 2022
The increasing interest of tumors in wildlife is important for biodiversity conservation and for monitoring environmental agents and/or contaminants with potential impact on human health. Here we described the occurrence of hepatocellular carcinoma (HCC)
Alex Junior Souza de Souza   +5 more
doaj   +1 more source

A new Megatheriinae skull (Xenarthra, Tardigrada) from the pliocene of northern venezuela – Implications for a giant sloth dispersal to central and North America [PDF]

open access: yes, 2018
A skull of a ground sloth from the Pliocene San Gregorio Formation documents a northern neotropical occurrence of a megatheriine that addresses issues on intraspecific variation and biogeography. The new specimen is broadly similar in size and morphology
Brandoni, Diego   +3 more
core   +2 more sources

Structural and Ultrastructural Morphological Evaluation of Giant Anteater (Myrmecophaga tridactyla) Prostate Gland

open access: yesBiology, 2021
The giant anteater (Myrmecophaga tridactyla) is a vulnerable species from Central and South America, and is considered possibly extinct in Belize, Guatemala, El Salvador, and Uruguay.
Fernanda Moura   +6 more
doaj   +1 more source

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