(pronounced pack-ih-SEF-ah-low-SAWR-us) Pachycephalosaurus meaning thick head lizard) was a plant-eating, dome-headed dinosaur 15 feet (4.6 m) long; it had a skull up to 10 inches thick (25 cm). It was named by Brown and Schlaikjer in 1943. The type species is P. wyomingensis.
Found on http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
genus of large and unusual dinosaurs found as fossils in deposits of North America dating to the Late Cretaceous Epoch (97.5 to 66.4 million years ... [1 related articles]
Found on http://www.britannica.com/eb/a-z/p/1
Pachycephalosaurus, Pachycephalosaur A thick-headed lizard from Late Cretaceous Montana. Named by paleontologist Barnum Brown (1873-1963) and Schlaikjer in 1943.
Found on http://www.wordinfo.info/words/index/info/view_unit/2727/25
Pachycephalosaurus (păk"isef"ulōsôr'us) [Gr., = thick-headed lizard], bipedal herbivorous dinosaur of the late Cretaceous period, approximately 68–65 million years ago. Its distinguishing characteristic was a very heavy dome-shaped skull that was up to 10 in. (25 ...
Found on http://www.infoplease.com/ce6/sci/A0837233.html
Pachycephalosaurus was a dinosaur of the Cretaceous period. Pachycephalosaurus was about eight metres long, walked on its hind legs and was furnished with a thick top to the skull.
Found on http://www.probertencyclopaedia.com/browse/BP.HTM
Pachycephalosaurus (s; meaning `thick headed lizard,` from Greek pachys-/παχυς- `thick`, kephale/κεφαλη `head` and sauros/σαυρος `lizard`) is a genus of pachycephalosaurid dinosaurs. The type species, P. wyomingensis, is the only known species. It lived during the Late Cretaceous Period (Maastrichtian stage) of what is now...
Found on http://en.wikipedia.org/wiki/Pachycephalosaurus
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