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{{Animalbox|name = Pachycephalosaurus|image = File:Pachycephalosaurus_Wyomingensis.jpg|population = O|statusimage = EX|status = Extinct|location = North America|phylum = Chordata|class = Dinosauria|order = Ornithischia|family = Pachycephalosauridae|species = Pachycephalosaurus Wyomingensis}}
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{{Animalbox|image = File:Pachycephalosaurus_Wyomingensis.jpg|population = O|statusimage = EX|status = Extinct|location = North America|phylum = Chordata|class = Dinosauria|order = Ornithischia|family = Pachycephalosauridae|species = Pachycephalosaurus Wyomingensis}}
'''Pachycephalosaurus Wyomingensis '''(meaning "thick-headed lizard") is a genus of pachycephalosaurid dinosaur that lived at the late cretaceous period, 66 million years ago. Pachycephalosaurus means thick-headed lizard, because it had a bony dome on its skull. It used its skull for fighting donimants, hurting predators, and mating.
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'''Pachycephalosaurus wyomingensis '''(meaning "thick-headed lizard") is a genus of pachycephalosaurid dinosaur that lived at the Late Cretaceous period, 66 million years ago. Pachycephalosaurus means thick-headed lizard, because it had a bony dome on its skull. It used its skull for fighting donimants, hurting predators, and mating.
   
 
==Discovery and Naming==
 
==Discovery and Naming==
 
[[File:Art_illustration_of_Pachycephalosaurus_fighting.png|thumb]]
 
[[File:Art_illustration_of_Pachycephalosaurus_fighting.png|thumb]]
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Pachycephalosaurus was discovered in hell creek foundation in the year 1931, it was the first pachycephalosaur ever to be discovered and described. It was thought to be an outdated troodon, but now we know that it was a plant eating dinosaur with a beautiful domed head.
 
 
==Description==
 
==Description==
   
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==Paleobiology==
 
==Paleobiology==
 
[[File:Restoration_of_Pachycephalosaurus_sidebutting.png|thumb]]
 
[[File:Restoration_of_Pachycephalosaurus_sidebutting.png|thumb]]
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==Paleoecology==
 
==Paleoecology==
   
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Art of Pachycephalosaurus with cranial lesion.png
 
Art of Pachycephalosaurus with cranial lesion.png
 
Sketch of Pachycephalosaurus wyomingensis.png
 
Sketch of Pachycephalosaurus wyomingensis.png
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Art of subadult Pachycephalosaurus wyomingensis.png
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Pachycephalosaurus wyomingensis ramming another.png
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Sketch of Pachycephalosaurus digging out a root.png
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Pachycephalosaurus wyomingensis head growth stage.png
 
</gallery>
 
</gallery>
 
[[Category:Dinosaurs]]
 
[[Category:Dinosaurs]]
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[[Category:Extinct Species]]
 
[[Category:Extinct Species]]
 
[[Category:Extinct]]
 
[[Category:Extinct]]
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[[Category:Animals Described in 1931]]

Revision as of 14:32, 1 July 2020

Pachycephalosaurus
Pachycephalosaurus Wyomingensis
Information
Range North America
Estimated Population O
Scientific Classification
Kingdom Animalia
Phylum Chordata
Class Dinosauria
Order Ornithischia
Family Pachycephalosauridae
Species Pachycephalosaurus Wyomingensis
Conservation Status
EXSpecies
Extinct

Pachycephalosaurus wyomingensis (meaning "thick-headed lizard") is a genus of pachycephalosaurid dinosaur that lived at the Late Cretaceous period, 66 million years ago. Pachycephalosaurus means thick-headed lizard, because it had a bony dome on its skull. It used its skull for fighting donimants, hurting predators, and mating.

Discovery and Naming

Art illustration of Pachycephalosaurus fighting

Pachycephalosaurus was discovered in hell creek foundation in the year 1931, it was the first pachycephalosaur ever to be discovered and described. It was thought to be an outdated troodon, but now we know that it was a plant eating dinosaur with a beautiful domed head.

Description

Classification

Pachycephalosaurus is the largest member of the Pachycephalosaurid family and its cousins are Dracorex, Homalocephale, Microcephale, Prenocephale, Stegoceras, Stygimoloch, and Wannanosaurus. All species had dome-shaped heads and walked on two legs.

Paleobiology

Restoration of Pachycephalosaurus sidebutting

Paleoecology

Gallery