Cretaceous
Daspletosaurus
Daspletosaurus torosus
The catalogue presents Daspletosaurus as a carnivore member of Tyrannosauridae that lived during the Cretaceous, between 77 Ma. Its estimated range is 9.0 m in length and 2.8 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.
Evidence-backed summary
For Daspletosaurus, the PBDB records the taxonomic attribution as Russell (1970).
The PBDB places it in Daspletosaurini, and the catalogue record assigns it to the family Tyrannosauridae.
- PBDB · taxon.parent
- Tyrannosauridae
In the PBDB record, the reported stratigraphic range runs from the Campanian to the Maastrichtian.
The PBDB catalogues 5 occurrences, with material from the Oldman Formation (4) and from the Dinosaur Park Formation (1). Provenance: Canada.
The catalogue records the holotype as CMN 8506 and the type locality as “Alberta, Canada”.
- CMN 8506
- Alberta, Canada
The catalogue's reference measurements are 9.0 m in length and 2.8 t in mass — estimates, which vary with specimen and method.
- 9.0 m
- 2.8 tons
The record gathers 69 bibliographic references registered in the PBDB, listed below.
Where it lived
Fossil occurrences on today’s map and in the tectonic reconstruction.
Positions reconstructed by PBDB/GPlates, not observed; this is not an exact habitat map.
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
- 9.0 m
- Weight
- 2.8 t
- Period
- Cretaceous
- Time range
- 77 Ma
Discovery Information
- First Discovery
- 1970
- Described by
- Dale Russell
Taxonomic Classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Reptilia
- Order
- Saurischia
- Family
- Tyrannosauridae
- Genus
- Daspletosaurus
- Species
- D. torosus
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
- CMN 8506
- Type locality
- Alberta, Canada