Pronothrotherium

Pronothrotherium is an extinct genus of ground sloths from Argentina and Uruguay.^[1][2] Fossils of Pronothrotherium have been found in the Ituzaingó Formation of Argentina.^[3] The body weight of the animal has been estimated at 937 kg (2,066 lb).^[4]

Pronothrotherium Temporal range: Late Miocene (Huayquerian) ~9.0–6.8 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Skeletal mount of Pronothrotherium typicum, Field Museum of Natural History
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Pilosa
Family:	†Nothrotheriidae
Subfamily:	†Nothrotheriinae
Genus:	†Pronothrotherium Ameghino, 1907
Type species
†Pronothrotherium typicum Ameghino, 1907
Species
†P. typicum Ameghino 1907 †P. mirabilis Kraglievich 1925