Pachycephalosaurus wyomingensis
| Species: | Pachycephalosaurus wyomingensis <edit> |
| Common Name / AKA: | <add> |
| Etymology: | 'thick headed lizard' <edit> |
| Pronunciation: | PAH-kee-KE-fal-o-SAWR-us <edit> |
Taxonomy
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Sauropsida |
| Order: | Ornithischia |
| Family: | Pachycephalosauridae |
| Genus: | Pachycephalosaurus |
Conservation Status

Extinct <edit>
Statistics
| Diet: | Herbivore <edit> |
| Length: | 0 - 4.6 m <edit> |
| Weight: | 250 - 300 kg <edit> |
| Time Span: | 70.6 - 65.5 mya <edit> |
Reproduction
| Male Sexual Maturity: | <add> |
| Female Sexual Maturity: | <add> |
| Gestation: | <add> |
| Litter/Clutch Size: | <add> |
| Birth Weight: | <add> |
Description
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Physical
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Social
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Diet
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Ecology
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Other
Pachycephalosaurus is known from a nearly complete skull and some skull fragments. As the name implies, Pachycephalosaurus had a thick domed head, where the maximum thickness could reach up to 25 cm. <edit>