Megathericulus Sibotherium Proeremotherium Ortotherium Eremotherium Mylodon Megatherium Paramylodon Megatheriinae Prepoplanops Nothrotheriidae Megatheriidae Neocnus Archaeomylodon Ocnotherium Diabolotherium Protamandua Pseudoglyptodon Proplatyarthrus Parocnus Proschismotherium Mesopotamocnus Mionothropus Magdalenabradys Nothrotheriops Huilabradys Aymaratherium Brievabradys Urumacocnus Imagocnus Ahytherium Simomylodon Baraguatherium Proscelidodon Xibalbaonyx Hapaloides Lakukullus Neonematherium Thinobadistes Miocnus Australonyx Nohochichak Meizonyx Pronothrotherium Prepotherium Chubutherium Pattersonocnus Analcitherium Megalocnus Scelidodon Valgipes Mylodontidae O…

Orophodon Hiskatherium Megistonyx Oreomylodon Palaeomyrmidon Chasicobradys Octomylodon Eionaletherium Octodontotherium Pliometanastes Promegatherium Pseudoprepotherium Bolivartherium Lestobradys Pelecyodon Urumacotherium Mcdonaldocnus Nothropus Megalocnidae Acratocnus Nothrotherium Nematherium Scelidotheriidae Scelidotherium Mylodontinae Megalonyx Megalonychidae Catonyx Thalassocnus Glossotherium Hapalops

Lestodon Ituzaingó Formation South American land mammal age Huayquerian