Results 51 to 60 of about 3,218 (200)

The northern naked-tailed armadillo in the Lacandona rainforest, Mexico: new records and potential threats

open access: yesRevista Mexicana de Biodiversidad, 2011
We review historic occurrences in Mexico of one of the least known Xenarthra of Mesoamerica – the northern naked-tailed armadillo (Cabassous centralis Miller, 1899).
Arturo González Zamora
doaj   +1 more source

Early history of mammals is elucidated with the ENCODE multiple species sequencing data. [PDF]

open access: yesPLoS Genetics, 2007
Understanding the early evolution of placental mammals is one of the most challenging issues in mammalian phylogeny. Here, we addressed this question by using the sequence data of the ENCODE consortium, which include 1% of mammalian genomes in 18 species
Sergey Nikolaev   +6 more
doaj   +1 more source

New mammalian and avian records from the late Eocene La Meseta and Submeseta formations of Seymour Island, Antarctica [PDF]

open access: yesPeerJ, 2020
The middle–late Eocene of Antarctica was characterized by dramatic change as the continent became isolated from the other southern landmasses and the Antarctic Circumpolar Current formed.
Sarah N. Davis   +7 more
doaj   +2 more sources

On the status of “ Urotherium antiquum ” (Ameghino) (Xenarthra, Glyptodontidae)

open access: yesComptes Rendus Palevol, 2017
Abstract Within the Late Neogene Glyptodontidae of the Pampean region of Argentina, “Urotherium antiquum” was described on the basis of some associated osteoderms of the dorsal carapace, which in addition include a partial skull and left hemimandible.
Zurita, Alfredo Eduardo   +5 more
openaire   +2 more sources

An Anatomical and Radiographic Study on the Vertebral Column of the Two-Toed Sloth (Choloepus hoffmanni)

open access: yesRevista Ciencias Veterinarias, 2021
The Choloepus Hoffmani is a mammal belonging to the Xenarthra superorder; xenarthrans are distributed from North to South America. It is common for these animals to require medical attention at wildlife rescue centers after being attacked by domestic ...
Maripaz Chinchilla-Barboza   +7 more
doaj   +1 more source

Structural abnormalities in Paraguayan southern three-banded armadillos Tolypeutes matacus (Chlamyphoridae)

open access: yesXenarthra
Two structural abnormalities are reported in southern three-banded armadillos Tolypeutes matacus (Chlamyphoridae) from Paraguay. Additional reports of individuals with amputated legs are noted, and a potential explanation for the frequency of such ...
Paul Smith
doaj   +1 more source

Molecular and morphological baraminology of Xenarthra

open access: yes, 2023
There are 31 xenarthran species living today, made up of armadillos, anteaters, and sloths. These animals are characterized by a narrow, elongated skull and a unique vertebral process in the posterior trunk. Xenarthra represents an apobaramin within which several holobaramins may be discerned, using both mitochondrial DNA and morphological data.
openaire   +1 more source

Evolutionary Implications of Dental Eruption in Dasypus (Xenarthra)

open access: yesJournal of Mammalian Evolution, 2011
Late eruption of the permanent dentition was recently proposed as a shared anatomical feature of endemic African mammals (Afrotheria), with anecdotal reports indicating that it is also present in dasypodids (armadillos). In order to clarify this question, and address the possiblity that late eruption is shared by afrotherians and dasypodids, we ...
Ciancio, Martín Ricardo   +4 more
openaire   +3 more sources

Some natural history notes on Paraguayan armadillos (Xenarthra, Chlamyphoridae) Tolypeutes matacus and Euphractus sexcinctus

open access: yesXenarthra
We report on some novel natural history observations of southern three-banded armadillo Tolypeutes matacus and six-banded armadillo Euphractus sexcinctus from Paraguay. These are: 1) a new band anomaly for an adult of T.
Paul Smith   +2 more
doaj   +1 more source

A new species of Peltephilidae (Mammalia: Xenarthra: Cingulata) from the late Miocene (Chasicoan SALMA) of Argentina [PDF]

open access: yes, 2012
González-Ruiz, Laureano R., Scillato-Yané, Gustavo J., Krmpotic, Cecilia M., Carlini, Alfredo A. (2012): A new species of Peltephilidae (Mammalia: Xenarthra: Cingulata) from the late Miocene (Chasicoan SALMA) of Argentina.
Carlini, Alfredo A.   +7 more
core   +1 more source

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