Mylodontinae is an extinct subfamily of ground sloths that lived from the Early Miocene to the Early Holocene epochs.
Mylodontinae
Paramylodon is an extinct genus of ground sloth of the family Mylodontidae endemic to North America during the Pliocene through Pleistocene epochs, living from around ~4.9 Mya–12,000 years ago.
Paramylodon
The first fossil finds of Paramylodon published by Richard Harlan in 1831
Skull of Mylodon garmani, a synonym of Paramylodon harlani
Skulls of Mylodon (top) and Glossotherium (bottom)