 And the nearly complete fossilized remains of a Stegosaurus fetched $44.6 million at auction Wednesday. Sotheby's did not release the name of the buyer. The fossil, dubbed Apex, is considered to be among the most complete ever found, according to the auction house. The price blew past a presale estimate of $4 million to $6 million and passed a prior auction record for dinosaur fossils. $31.8 million for the remains of a T-Rex named Stan in 2020.