Southwest of Irvine (NMC): Late/Upper Campanian, Canada
collected by L. Lindoe & W. Langston 1958
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Ceratopsidae
|
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Chasmosaurus sp.
Lambe 1914
|
1 individual | |||||||||
| NMC 41357 | ||||||||||
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= Chasmosaurus irvinensis n. sp.
Holmes et al. 2001
|
Holmes et al. 2001 | |||||||||
| recombined as Vagaceratops irvinensis | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Alberta |
| Coordinates: | 50.0° North, 110.3° West (view map) | ||
| Paleocoordinates: | 57.0° North, 75.2° West | ||
| Basis of coordinate: | stated in text | ||
| Altitude: | 795 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 Dinosaur Park Formation, within 2 m of Lethbridge Coal Zone (top of Fm.) | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Preservation of anatomical detail: | excellent |
| Articulated whole bodies: | all |
| Fragmentation: | occasional |
| Temporal resolution: | snapshot |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,surface (float),mechanical,field collection,survey of museum collection | ||
| Collection size: | 1 individuals | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | NMC | ||
| Collectors: | L. Lindoe & W. Langston | Collection dates: | 1958 |
Metadata
| Also known as: | C. irvinensis type site | ||
| Database number: | 24891 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2002-08-22 08:54:18 | Last modified: | 2017-07-12 13:23:22 |
| Access level: | the public | Released: | 2002-08-22 08:54:18 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 62727. | L. S. Russell. 1966. Dinosaur hunting in western Canada. Royal Ontario Museum, Life Sciences Contribution 70:1-37 [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] | |
| 19939 | ETE | R. B. Holmes and C. L. Organ. 2007. An ossified tendon trellis in Chasmosaurus (Ornithischia: Ceratopsidae). Journal of Paleontology 81(2):411-414 [M. Carrano/M. Carrano] |
| 52782 | M. J. Ryan and A. P. Russell. 2001. Dinosaurs of Alberta (exclusive of Aves). In D. H. Tanke & K. Carpenter (ed.), Mesozoic Vertebrate Life 279-298 [M. Carrano/M. Carrano] |