Cretaceous
Tsaagan
Tsaagan mangas
The catalogue presents Tsaagan as a carnivore member of Dromaeosauridae that lived during the Cretaceous, between 75.0–71.0 Ma. Its estimated range is 1.5–2.0 m in length and 15–25 kg in mass, giving a practical sense of scale. Reference material comes from Djadochta Formation, Mongolia. Size and mass are approximations and may change with new fossils or methods.
Evidence-backed summary
For Tsaagan, the PBDB records the taxonomic attribution as Norell et al. (2006).
The PBDB places it in Velociraptorinae, and the catalogue record assigns it to the family Dromaeosauridae.
- PBDB · taxon.parent
- Dromaeosauridae
In the PBDB record, the reported stratigraphic range is the Campanian.
The PBDB catalogues 1 occurrence, with material from the Djadokhta Formation (1). Provenance: Mongolia.
The catalogue records the holotype as IGM 100/1015 and the type locality as “Djadochta Formation, Mongolia”.
- IGM 100/1015
- Djadochta Formation, Mongolia
The catalogue's reference measurements are 1.5–2.0 m in length and 15–25 kg in mass — estimates, which vary with specimen and method.
- 1.5-2.0 m
- 15-25 kg
The record gathers 11 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
- 1.5–2.0 m
- Weight
- 15–25 kg
- Period
- Cretaceous
- Time range
- 75.0–71.0 Ma
Discovery Information
- First Discovery
- 2006
- Described by
- Norell et al.
Taxonomic Classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Reptilia
- Order
- Saurischia
- Family
- Dromaeosauridae
- Genus
- Tsaagan
- Species
- T. mangas
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
- IGM 100/1015
- Type locality
- Djadochta Formation, Mongolia