who worked with Sotheby's to prepare the fossil for auction. Apex's sale beat that of Stan, a Tyrannosaurus rex that previously held the title of most expensive dinosaur after fetching $31.8 ...

Apex,' one of the most complete stegosaurus fossils ever found, is on display at the American Museum of Natural History.

The fossil is still being excavated at Bone Cabin ... fund manager Ken Griffin set the record for the most expensive dinosaur sale when he snapped up a stegosaurus named “Apex” for a ...