Holotype
USNM 12031
Pachycephalosaurus wyomingensis
Open the Pachycephalosaurus wyomingensis profileFacts
- Catalog number
- USNM 12031
- Institution
- National Museum of Natural History, Smithsonian Institution (USNM)
- Year found
- Not recorded
- Locality
- 9 mi SW of Warren Post Office, Niobrara County, Wyoming
- Formation
- Lance Formation
What this specimen preserves
Holotype: USNM 12031
- Preserved
- Partial
- Reconstructed
- Unknown / not recorded
Region by region (table)
| Region | State |
|---|---|
| Skull | Partial · Frontoparietal dome. |
| Mandible | Unknown / not recorded |
| Teeth | Unknown / not recorded |
| Cervical vertebrae | Unknown / not recorded |
| Dorsal vertebrae | Unknown / not recorded |
| Sacrum | Unknown / not recorded |
| Caudal vertebrae | Unknown / not recorded |
| Ribs | Unknown / not recorded |
| Gastralia | Unknown / not recorded |
| Scapula / shoulder girdle | Unknown / not recorded |
| Humerus | Unknown / not recorded |
| Forearm (radius / ulna) | Unknown / not recorded |
| Hand (manus) | Unknown / not recorded |
| Pelvis | Unknown / not recorded |
| Femur | Unknown / not recorded |
| Tibia / fibula | Unknown / not recorded |
| Foot (pes) | Unknown / not recorded |
Excavation history
A skull dome described by Gilmore (1931) as Troodon wyomingensis.