Northwest of Iddesleigh (RTMP): Late/Upper Campanian, Canada
collected 1987
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Ceratopsidae
|
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Chasmosaurus sp.
Lambe 1914
|
1 individual | |||||||||
| RTMP 87.45.1 | ||||||||||
|
= Chasmosaurus irvinensis
Holmes et al. 2001
|
Holmes et al. 2001 | |||||||||
| recombined as Vagaceratops irvinensis | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Alberta |
| Coordinates: | 50.7° North, 111.3° West (view map) | ||
| Paleocoordinates: | 58.0° North, 75.8° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Altitude: | 789 meters | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| *Period: | Late/Upper Cretaceous | *Epoch: | Senonian |
| Key time interval: | Late/Upper Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Geological group: | Belly River | Formation: | Dinosaur Park | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: upper part of formation, within 20 m of Lethbridge Coal Zone (top of Fm.) | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Associated major elements: | all |
| Temporal resolution: | snapshot |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection |
| Collection size: | 1 specimens |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | TMP | Collection dates: | 1987 |
Metadata
| Database number: | 24893 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2002-08-22 08:58:23 | Last modified: | 2023-10-26 12:55:21 |
| Access level: | the public | Released: | 2002-08-22 08:58:23 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 14101. | ETE | S. J. Godfrey and R. Holmes. 1995. Cranial morphology and systematics of Chasmosaurus (Dinosauria: Ceratopsidae) from the Upper Cretaceous of western Canada. Journal of Vertebrate Paleontology 15(4):726-742 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 6978 | R. B. Holmes, C. A. Forster, M. J. Ryan and K. M. Shepherd. 2001. A new species of Chasmosaurus (Dinosauria: Ceratopsia) from the Dinosaur Park Formation of southern Alberta. Canadian Journal of Earth Sciences 38:1423-1438 [M. Carrano/M. Carrano/M. Carrano] |