- tree sloths, and armadillos.
Extinct xenarthrans include the glyptodonts,
pampatheres and
ground sloths.
Xenarthrans originated in
South America during...
- is very
similar to
equivalent South American faunas; with marsupials,
xenarthrans, litoptern, and
astrapotherian ungulates, as well as
gondwanatheres and...
-
Patagonia (Cueva del Milodón
Natural Monument) to Alaska. Sloths, and
xenarthrans as a whole,
represent one of the more
successful South American groups...
- land mammals, such as the
afrotherians (elephants, aardvarks, etc.),
xenarthrans (armadillos, anteaters, and sloths), and monotremes. **** of a bull...
- made
primarily because of a lack of the
characteristic "
xenarthran"
joints found in all
xenarthrans,
including tamanduas.
There is
still much
ambiguity in...
- not a
xenarthran because it
lacked the
characteristic xenarthran joints present in all
living and
extinct xenarthrans. In addition,
xenarthrans existed...
-
continent of
South America around 60
million years ago. One
study found that
xenarthrans broke off from
other placental mammals around 100
million years ago....
-
Provides a
Reference PhyloGenetic Framework and
Timescale for
Living Xenarthrans".
Molecular Biology and Evolution. 33 (3): 621–42. doi:10.1093/molbev/msv250...
- than a
typical mammalian temperature of 36 to 38 °C (97 to 100 °F).
Xenarthrans in
general tend to have
lower metabolic rates than most
other mammals...
-
demonstrated that
these actually belonged to
another extinct group of
xenarthrans called glyptodonts that were
related to armadillos.
Additional remains...
