Regaliceratops — artistic reconstruction

Cretaceous

Regaliceratops

Regaliceratops peterhewsi

The catalogue presents Regaliceratops as a herbivore member of Ceratopsidae that lived during the Cretaceous, between 68 Ma. Its estimated range is 5.0 m in length and 1.5 t in mass, giving a practical sense of scale. Reference material comes from Alberta, Canada. Size and mass are approximations and may change with new fossils or methods.

Herbivore68 MaCeratopsidae

Evidence-backed summary

For Regaliceratops, the PBDB records the taxonomic attribution as Brown and Henderson (2015).

The PBDB places it in Triceratopsini, and the catalogue record assigns it to the family Ceratopsidae.

In the PBDB record, the reported stratigraphic range is the Maastrichtian.

The PBDB catalogues 1 occurrence, with material from the St. Mary River Formation (1). Provenance: Canada.

The catalogue records the holotype as TMP 2005.12.14 and the type locality as “Alberta, Canada”.

  • TMP 2005.12.14
  • Alberta, Canada

The catalogue's reference measurements are 5.0 m in length and 1.5 t in mass — estimates, which vary with specimen and method.

  • 5.0 m
  • 1.5 tons

The record gathers 1 bibliographic references registered in the PBDB, listed below.

Records compiled on 2026-08-08

Where it lived

Fossil occurrences on today’s map and in the tectonic reconstruction.

Present-day map1 PBDB
St. Mary River
PBDB occurrences
Map at the time · ~70 Ma1 PBDB
St. Mary River
PBDB occurrences
Present mean latitude49.6° N
Reconstructed mean latitude62.4° N

Positions reconstructed by PBDB/GPlates, not observed; this is not an exact habitat map.

Paleobiology Database · GPlates · CC BY 4.0

Artistic 3D reconstruction

There is no approved species-specific 3D model yet. Generic anatomy will not be presented as if it were evidence.

Physical Specifications

Length
5.0 m
Weight
1.5 t
Period
Cretaceous
Time range
68 Ma

Discovery Information

First Discovery
2015
Described by
Caleb Brown & Donald Henderson

Taxonomic Classification

Kingdom
Animalia
Phylum
Chordata
Class
Reptilia
Order
Ornithischia
Family
Ceratopsidae
Genus
Regaliceratops
Species
R. peterhewsi

Paleobiology Database · txn:365325

Data status

Taxonomic name matched to PBDB and checked on 2026-08-08.

Taxonomic linkage does not automatically validate size, mass, behaviour or appearance.

Type specimen
TMP 2005.12.14
Type locality
Alberta, Canada