Fossils of Giant Sloth and Mastodon Found in Costa Rica, Dating Back at Least 10,000 Years

Costa Rican authorities confirmed the discovery in Cartago of fossils belonging to a giant sloth and a giant mastodon, species of megafauna that inhabited the country between 10,000 and 40,000 years ago, in one of the most significant paleontological discoveries of recent decades.

Fossils of Giant Sloth and Mastodon Found in Costa Rica, Dating Back at Least 10,000 Years

TL;DR

  • Fossils of a giant sloth (Eremotherium) and a giant mastodon (Cuvieronius) have been found in Cartago, Costa Rica.
  • The fossils are estimated to be between 10,000 and 40,000 years old.
  • The discovery was made after a citizen reported potential fossil remains on private property.
  • A total of 49 fossil pieces have been recovered, including a complete tusk measuring 1.60 meters.
  • The research involves a team of 12 professionals in geology, archaeology, and biology, with support from the University of Costa Rica.
  • Plans are underway to create a permanent exhibition hall for the paleontological collection.