-
ground sloths that
lived from
approximately 23 mya—11,000
years ago.
Megatheriids appeared during the Late
Oligocene (Deseadan in the
SALMA classification)...
- of Panama. The
latter development,
about 3
million years ago,
allowed megatheriids and
nothrotheriids to also
invade North America as part of the Great...
- the
genus name
Eremotherium after noticing its
distinctness from
other megatheriids. The
taxonomic history of
Eremotherium largely involves it
being confused...
- surface-level
deposits in the
Americas contained later mammals like the
megatheriid ground sloth Megatherium and the
mammutid proboscidean Mammut (later...
-
consistently place three-toed
sloths within Megatherioidea,
close to Megalonyx,
megatheriids and nothrotheriids, and two-toed
sloths close to mylodontids,
while moving...
-
mylodontids and three-toed
sloths within Megatherioidea,
close to Megalonyx,
megatheriids and nothrotheriids. They make the
previously recognized family Megalonychidae...
-
Gervais 1855 (megalonychid
ground sloths)
Family †Megatheriidae Gray 1821 (
megatheriid ground sloths)
Family †Nothrotheriidae
Ameghino 1920 (nothrotheriid ground...
-
along with the
family Nothrotheriidae, form the
infraorder Megatheria.
Megatheriids appeared later in the Oligocene, some 30 million
years ago, also in South...
-
Notiosorex harrisi Xenarthrana All
remaining ground sloth spp.
Eremotherium (
megatheriid giant ground sloth) (H)
Nothrotheriops (nothrotheriid
ground sloth) (H)...
-
Family †Megalonychidae:
megalonychid ground sloths Family †Megatheriidae:
megatheriid ground sloths Family †Nothrotheriidae:
nothrotheriid ground sloths and...
