Pachycephalosaurus wyomingensis

E366859

Pachycephalosaurus wyomingensis is a Late Cretaceous dome-skulled herbivorous dinosaur known for its extremely thick, bony skull roof, thought to have been used in head-butting or display behaviors.

All labels observed (3)

How this entity was disambiguated

Statements (50)

Predicate Object
instanceOf ornithischian dinosaur ⓘ
pachycephalosaurid dinosaur ⓘ
species ⓘ
bodyLength approximately 4.5 meters ⓘ
bodyMass approximately 300 to 450 kilograms ⓘ
clade Marginocephalia ⓘ
linked to: Ceratopsidae
class Reptilia ⓘ
coexistedWith Edmontosaurus annectens ⓘ
Triceratops horridus ⓘ
linked to: Triceratops

Tyrannosaurus rex ⓘ
linked to: Tyrannosaurus
diet herbivorous ⓘ
possibly omnivorous ⓘ
extinctionEvent Cretaceous–Paleogene extinction event ⓘ
family Pachycephalosauridae ⓘ
feedingAdaptation teeth suited for browsing vegetation ⓘ
firstDescribedBy Barnum Brown ⓘ
firstDescribedInYear 1943 ⓘ
fossilsFoundIn Montana ⓘ
South Dakota ⓘ
Wyoming ⓘ
fossilTypeMaterial partial skull ⓘ
genus Pachycephalosaurus ⓘ
geologicalFormation Hell Creek Formation ⓘ
Lance Formation ⓘ
kingdom Animalia ⓘ
knownFrom cranial material ⓘ
limited postcranial remains ⓘ
livedInAge Maastrichtian ⓘ
livedInContinent North America ⓘ
livedInPeriod Late Cretaceous ⓘ
locomotion bipedal ⓘ
namedAfter Wyoming ⓘ
order Ornithischia ⓘ
parentTaxon Pachycephalosaurus ⓘ
phylum Chordata ⓘ
possibleBehavior flank-butting ⓘ
head-butting ⓘ
visual display ⓘ
posture upright bipedal stance ⓘ
reproduction oviparous ⓘ
skullCharacteristic bony knobs and spikes on skull ⓘ
dome-shaped skull roof ⓘ
extremely thick cranial dome ⓘ
suborder Cerapoda ⓘ
tailCharacteristic stiffened tail with ossified tendons ⓘ
taxonRank species ⓘ
temporalRangeEnd about 66 million years ago ⓘ
thermoregulation likely homeothermic or mesothermic ⓘ
toothType small leaf-shaped teeth ⓘ
typeSpeciesOf Pachycephalosaurus ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Hell Creek Formation → containsFossil → Pachycephalosaurus wyomingensis ⓘ
Dinosauria → hasMember → Pachycephalosauria ⓘ
linked to: Pachycephalosaurus wyomingensis
Ornithischia → containsGroup → Pachycephalosauria ⓘ
linked to: Pachycephalosaurus wyomingensis
Ornithischia → includesFamousTaxon → Pachycephalosaurus ⓘ
linked to: Pachycephalosaurus wyomingensis
Pachycephalosaurus wyomingensis → parentTaxon → Pachycephalosaurus ⓘ
linked to: Pachycephalosaurus wyomingensis
Pachycephalosaurus wyomingensis → genus → Pachycephalosaurus ⓘ
linked to: Pachycephalosaurus wyomingensis
Pachycephalosaurus wyomingensis → typeSpeciesOf → Pachycephalosaurus ⓘ
linked to: Pachycephalosaurus wyomingensis
Dinosaurs on Isla Sorna → includesSpecies → Pachycephalosaurus ⓘ
subject linked to: dinosaurs on Isla Sorna
linked to: Pachycephalosaurus wyomingensis