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

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

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 Denver Museum of Nature and Science is filled with exhibits of dinosaur skeletons. And in the scientific equivalent of ...

The mounted skeleton of a stegosaurus dating back to the late Jurassic period sold at the Sotheby’s auction house for $44.6 million.

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

Sotheby’s auction Wednesday of the stegosaurus fossil known as “Apex" had been expected to fetch $4 million to $6 million — a hefty sum but no where near the final result.

The dinosaur fossil of a Stegosaurus nicknamed Apex fetched 10 times its estimate at a Sotheby's auction on Wednesday.

The largest skeletal remains uncovered yet of a Stegosaurus was sold for $44.6m on Wednesday at Sotheby’s in New York, setting record as the most valuable dinosaur fossil ever auctioned.

Apex the Stegosaurus was sold for $44.6 million at auction Wednesday, breaking the record for most expensive dinosaur fossil.

NEW YORK — The nearly complete fossilized remains of a stegosaurus fetched $44.6 million at auction Wednesday, Sotheby's said. The buyer's name was not disclosed. The fossil, dubbed “Apex ...