Cretaceous
Adasaurus
Adasaurus mongoliensis
The catalogue presents Adasaurus as a carnivore member of Dromaeosauridae that lived during the Cretaceous, between 70 Ma. Its estimated range is 1.8 m in length and 10 kg in mass, giving a practical sense of scale. Reference material comes from Omnogov, Mongolia. Size and mass are approximations and may change with new fossils or methods.
Evidence-backed summary
For Adasaurus, the PBDB records the taxonomic attribution as Barsbold (1977).
The PBDB places it in Eudromaeosauria, and the catalogue record assigns it to the family Dromaeosauridae.
- PBDB · taxon.parent
- Dromaeosauridae
In the PBDB record, the reported stratigraphic range is the Maastrichtian.
The PBDB catalogues 1 occurrence, with material from the Nemegt Formation (1). Provenance: Mongolia.
The catalogue records the holotype as GI 100/20 and the type locality as “Omnogov, Mongolia”.
- GI 100/20
- Omnogov, Mongolia
The catalogue's reference measurements are 1.8 m in length and 10 kg in mass — estimates, which vary with specimen and method.
- 1.8 m
- 10 kg
The record gathers 25 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
- 1.8 m
- Weight
- 10 kg
- Period
- Cretaceous
- Time range
- 70 Ma
Discovery Information
- First Discovery
- 1983
- Described by
- Rinchen Barsbold
Taxonomic Classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Reptilia
- Order
- Saurischia
- Family
- Dromaeosauridae
- Genus
- Adasaurus
- Species
- A. mongoliensis
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
- GI 100/20
- Type locality
- Omnogov, Mongolia