Billionaire investor Ken Griffin purchased a late-Jurassic stegosaurus skeleton for $44.6 million at Sotheby’s Wednesday, marking the most valuable fossil ever sold at auction.

A nearly-complete Stegosaurus skeleton, nicknamed "Apex", sold on Wednesday for record $44.6M at a Sotheby's auction in New York.

A Stegosaurus skeleton dubbed "Apex" was auctioned off by Sotheby's Wednesday for $44.6 million, making it the most expensive fossil ever sold.

Sotheby's has auctioned off the skeleton of a stegosaurus named Apex, billed as "the finest for Stegosaurus to ever come to market," for almost $45 million, a record.

A Stegosaurus skeleton has become the most valuable fossil ever sold at auction, being snapped up for $44.6 million in New York.

A Stegosaurus skeleton dubbed "Apex" was auctioned off by Sotheby's Wednesday for $44.6 million, making it the most expensive fossil ever sold.

The stegosaurus “Apex” now represents the pinnacle of paleontological discoveries. The skeleton hammered down for a record $44.6 million at Sotheby’s on Wednesday, becoming the most valuable ...

Science Dinosaurs Stegosaurus ‘Apex’ sold for nearly $45 million to a billionaire It is now the most expensive dinosaur skeleton ever sold, and not without controversy. By Andrew Paul ...

A 150-million-year-old, 20-foot-long Stegosaurus skeleton that is nearly complete sold at an auction for a record $44.6 million on Wednesday.

The "Apex" Stegosaurus specimen sold for almost $45 million at a Sotheby's auction. The skeleton is the most expensive dinosaur fossil ever sold. Matthew Sherman/Sotheby's ...

A Stegosaurus skeleton has become the most valuable fossil ever sold at auction, being snapped up for $44.6 million in New York.