To test this idea, the team cut open bones and skull fragments from Dracorex, Pachycephalosaurus and Stygimoloch to see how old the dinosaurs had been when they died. “It’s real easy to tell ...

Visitors to the Sioux City Public Museum will be able to see a resin model of Dracorex hogwartsia, as well as the actual dinosaur skull from the Pachycephalosaurus family. "They had dome heads ...

A new dinosaur species -- Dracorex hogwartsia -- named in honor of author J.K. Rowling and her Harry Potter books, went on display Monday in Indianapolis. The newly discovered, 66-million-year-old ...

In 2009, for starters, Horner and Mark Goodwin proposed that the dome-headed dinosaurs Dracorex and Stygimoloch were actually immature representatives of the larger Pachycephalosaurus. Last year ...

Late last year paleontologists Jack Horner and Mark Goodwin made waves by proposing that what had previously been thought to be two distinct genera of "bone-headed" dinosaurs—Stygimoloch and ...

The trio of bones were some of the smallest pieces of dinosaur I had ever seen ... of the young Pachycephalosaurus next to a cast of “Dracorex” in the ROM collections. Photo by Brian Switek.

“Dinosaurs of Hell Creek” opened today. It showcases fossils excavated from the “Hell Creek” formation of Western South Dakota, Wyoming and Montana, including the “Dracorex”, a dragon ...

Of all the strange looking dinosaurs perhaps none were stranger ... ago a new species was described and given the lovely name Dracorex hogwartsia, meaning "dragon king of Hogwarts." ...