Dinosauria›Ornithischia›Pachycephalosauria›Pachycephalosauridae
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Alaskacephale Alaskacephale gangloffi Sullivan 2006

/ɐlˈæskeɪsfˌeɪl/ estimated
Late Cretaceous (Maastrichtian) · 72.2–66 Mya

Key Statistics

Diet
herbivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
herding

Where It Was Found

Country
United States
Region
Alaska
Formation
Prince Creek
Dig sites
1
distinct collections
Recorded finds in United States. Present-day positions: the continents have moved since.

Overview

Alaskacephale gangloffi is a pachycephalosaur dinosaur known from the Late Cretaceous, roughly 72.2–66.0 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Alaska, United States. It was named by Sullivan 2006. The species is represented by 1 recorded occurrence in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~5%
confidence from occurrence count
Based on 1 recorded occurrence in the Paleobiology Database.

Geologic Time

Where Alaskacephale gangloffi sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Alaskacephale
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Alaskacephale gangloffi's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology. Predator–prey pairs additionally have to have been dug up in the same place.

predator–prey
Dromaeosaurus
Dromaeosaurus albertensis
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predator–prey
Nanuqsaurus
Nanuqsaurus hoglundi
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coexisted–with
Saurornitholestes
Saurornitholestes langstoni
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coexisted–with
Tyrannosaurus
Tyrannosaurus rex
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coexisted–with
Richardoestesia
Richardoestesia isosceles
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coexisted–with
Richardoestesia
Richardoestesia gilmorei
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coexisted–with
Troodon
Troodon formosus
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same–clade
Prenocephale
Prenocephale prenes
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