As for Hesperosaurus, the debate over its validity has been greatly influenced by the material O.C. Marsh used to create the name Stegosaurus armatus in 1877.

Very few Stegosaurus fossils have ever been found. They are much rarer than Tyrannosaurus rex and many other well-known dinosaurs. The skeleton is approximately 150 million years old and made up ...

In 1982, Colorado named Stegosaurus armatus the first state dinosaur. Then, from 1991 to 2009, seven more states (and the District of Columbia) claimed official dinos.

The skeleton was discovered in 2003 by professional fossil hunter Bob Simon, who was digging at a site called Red Canyon Ranch in Wyoming. It was a special find, because most of the Stegosaurus ...

3. Stegosaurus Did, However, Boast Pebbly Throat Armor. Nobu Tamura Circular lumps arranged on the neck’s underside would’ve assisted Stegosaurus in shielding its jugular from hungry predators. 4.

Another stegosaur, called Omosaurus armatus by Richard Owen (and known as Dacentrurus today), was found the same year in Swindon, England, though its discovery, too, was plagued by confusion over ...

A baby stegosaurus' first steps 150 million years ago can now be modeled in 3D with a few clicks on a camera phone. The technology makes studying dinosaur footprints cheap and easy.

In fact, we’re closer to the time of the T-Rex than T-Rex was to the time of the Stegosaurus. Unfortunately, that documentary The Land Before Time was totally lying to us.

A Stegosaurus skeleton has become the most valuable fossil ever sold at auction, being snapped up for $44.6 million in New York. The dinosaur fossil was sold on Wednesday to an anonymous buyer ...

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,” is ...

In a record for fossilized dinosaurs, a Stegosaurus fossil sold for $44.6 million in a Sotheby’s New York auction. The buyer says he plans to keep the dinosaur in the United States and explore ...

A Stegosaurus skeleton described as the “most complete and best preserved” of its kind ever discovered is expected to fetch up to $6 million at auction this summer – but not everyone is ...