Initial estimates bone is 700,000-year-old sloth fossil
A prehistoric sloth fossil was found Saturday in Argentina.
General Alvarado Municipality in Miramar said in a written statement that a family walking in Mar del Sur shore in the country's east.
Miramar is located on the Atlantic Ocean.
The Palvecino family called the Miramar Punta Hermengo Museum when they found the fossil.
Initial analysis showed the jaw of the sloth called Scelidotherium, estimated to live roughly 700,000 years ago.
Now extinct, a Scelidotherium's weight was more than a tonne (2,204 pounds) and has a long skull.
It is estimated that this species has giant claws to allow it to dig huge holes.