-
Arctotherium ("bear beast") is an
extinct genus of the
Pleistocene short-faced
bears endemic to
Central and
South America.
Arctotherium migrated from...
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pristinus and A. simus), the
South American giant short-faced bear
Arctotherium (including A. angustidens, A. vetustum, A. bonariense, A. wingei, and...
- California, by J. A.
Richardson in 1878, and were
initially described as
Arctotherium simum by
Edward Drinker Cope in 1879. Historically, all
specimens were...
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proposed the
humerus represents that of a bear,
possibly the
extinct Arctotherium, and not a cat.
Fossils attributed to
Panthera balamoides were first...
- short-faced
bears (genus Arctodus), the
South American short-faced
bears (
Arctotherium), and the
spectacled bears, Tremarctos,
represented by both an extinct...
-
Tremarctos florid****, and the
giant short-faced
bears (Arctodus and
Arctotherium),
which became extinct at the end of the
Pleistocene around 12,000 years...
- (2.2–0.3 Mya) A.
simus (giant short-faced bear) (1.1–0.012 Mya)
Genus Arctotherium† A.
angustidens (1.2–0.7 Mya) A.
bonariense (0.6–0.037 Mya) A. tarijense...
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equines belonging to the
genus Hippidion, the
giant short-faced bear
Arctotherium, and the
large sabertooth cat Smilodon. The
extinct fox
Dusicyon avus...
-
other authors suggest that the
remains are
actually of the
extinct bear
Arctotherium instead.
Panthera blytheae Tibetan Plateau, ~4.4 MYA
Initially described...
- (Smilodon) the
extinct jaguar subspecies Panthera onca mesembrina, the bear
Arctotherium, the
superficially camel-like Macrauchenia, the fox-like
canid Dusicyon...
