The dinosaur's distinctive domed cranium was so stout that it sometimes survives as a fossil when the rest of the skeleton degrades. Some scientists have postulated that Pachycephalosaurus's ...

who has himself helped excavate several Pachycephalosaurus fossils. “What makes this study so exciting is that the authors use new evidence to challenge some of those assumptions.” He says the ...

The thick-skulled dinosaurs look as if they were perfectly suited to cracking heads, much like modern bighorn sheep do, but whether or not dinosaurs like Pachycephalosaurus really knocked noggins ...

Lack of Full Pachycephalosaurus Skeletons While a host of dome fossils are known to paleontologists, few elaborate skeletons of this species have been found, which creates some substantial knowledge ...

it is a juvenile Pachycephalosaurus," Goodwin said. Comparison of these skulls to other fossils in the hands of private collectors confirm the conclusions, they said. In all, they looked at 21 ...

A fossil found in South Dakota is that of a ... The most famous family member, Pachycephalosaurus, had a solid, domed bone helmet up to 8 inches (20 centimeters) thick, used to ram other dinosaurs ...