Parent taxon: Mylodontinae according to Saint-Andre 1994
Sister taxa: Archaeomylodon, Bolivartherium, Glossotherium, Lestobradys, Lestodon, Megabradys, Morotherium, Mylodonopsis, Oreomylodon, Paramylodon, Pleurolestodon, Prolestodon, Promylodon, Ranculcus, Simomylodon, Stenodon, Strabosodon, Thinobadistes
Subtaxa: Glossotheridium Glossotheriopsis Kiyumylodon Mylodon
Ecology: ground dwelling herbivore
Distribution:
• Quaternary of Argentina (19 collections), Bolivia (3), Brazil (1), Chile (7), Guatemala (1), Paraguay (2), United States (7: Florida, Louisiana, Mississippi, Texas, Washington)
• Pliocene of Argentina (2), United States (1: Texas)
• Huayquerian of Argentina (1)
• Miocene of Argentina (2), Colombia (11), Uruguay (1)
Total: 58 collections including 62 occurrences