Grassy Lake (RTMP): Middle Campanian, Canada
collected 1991
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Pachycephalosauridae
|
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|
Stegoceras sp.
Lambe 1902
|
1 specimen | |||||||||
| TMP 92.88.1 | ||||||||||
|
= Colepiocephale lambei
Sternberg 1945
|
Sullivan 2003 | |||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Alberta |
| Coordinates: | 49.8° North, 111.7° West (view map) | ||
| Paleocoordinates: | 57.2° North, 76.9° West | ||
| Altitude: | 808 meters | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Middle Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
| Geological group: | Belly River | Formation: | Foremost |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
| Geology comments: "Foremost Formation represents transitional deposits between the marine Claggett or Pakowki Formation and the terrestrial Oldman Formation" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | excellent |
| Abundance in sediment: | rare |
| Articulated whole bodies: | none |
| Associated major elements: | none |
Collection methods and comments
| Collection methods: | mechanical,field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | TMP | Collection dates: | 1991 |
Metadata
| Database number: | 59379 | ||
| Authorizer: | M. Carrano | Enterer: | K. Maguire, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2006-03-30 08:55:02 | Last modified: | 2022-01-18 21:00:34 |
| Access level: | the public | Released: | 2006-03-30 08:55:02 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17044. | ETE | S. Baszio. 1997. Oldest occurence of the genus Stegoceras (Dinosauria: Pachycephalosauridae) from the Foremost Formation (Campanian) of south Alberta, Canada. Paläontologische Zeitschrift 71(.5):129-133 [M. Carrano/K. Maguire/J. Alroy] |
Secondary references:
| 31577 | ETE | R. K. Schott, D. C. Evans, T. E. Williamson, T. D. Carr, and M. B. Goodwin. 2009. The anatomy and systematics of Colepiocephale lambei (Dinosauria: Pachycephalosauridae). Journal of Vertebrate Paleontology 29(3):771-786 [M. Carrano/M. Carrano] |
| 79092 | R. L. Schott and D. C. Evans. 2017. Cranial variation and systematics of Foraminacephale brevis gen. nov. and the diversity of pachycephalosaurid dinosaurs (Ornithischia: Cerapoda) in the Belly River Group of Alberta, Canada. Zoological Journal of the Linnean Sociietty 179(4):865-906 [M. Carrano/M. Carrano] | |
| 14453 | ETE | R. M. Sullivan. 2003. Revision of the dinosaur Stegoceras Lambe (Ornithischia, Pachycephalosauridae). Journal of Vertebrate Paleontology 23(1):181-207 [M. Carrano/M. Carrano/M. Carrano] |