East bank of St. Mary River: Late/Upper Campanian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Testudines
- Toxochelyidae
|
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Lophochelys niobrarae
Zangerl 1953
|
1 individual | |||||||||
|
= Lophochelys sp.
Zangerl 1953
|
Brinkman et al. 2015 | |||||||||
| TMP 1989.47.1 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Alberta |
| Coordinates: | 49.4° North, 112.8° West (view map) | ||
| Paleocoordinates: | 57.1° North, 78.4° West | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| *Period: | Late/Upper Cretaceous | *Epoch: | Middle Senonian |
| *International age/stage: | Late/Upper Campanian | *Local age/stage: | Pierre |
| Key time interval: | Late/Upper Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Bearpaw Shale | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: 5.0 m above the base of the Formation | |||||
Lithology and environment
| Primary lithology: | "shale" |
| Includes fossils? | Y |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | poor |
| Associated major elements: | some |
| Fragmentation: | frequent |
Collection methods and comments
| Collection excludes: | some genera |
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | TMP |
Metadata
| Database number: | 23367 | ||
| Authorizer: | J. Alroy, P. Mannion | Enterer: | J. Wertheim, P. Mannion |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2002-07-12 16:27:45 | Last modified: | 2017-09-25 11:51:58 |
| Access level: | the public | Released: | 2002-07-12 16:27:45 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 735. | 5% 19560 | E. L. Nicholls, T. T. Tokaryk, and L. V. Hills. 1990. Cretaceous marine turtles from the Western Interior Seaway of Canada. Canadian Journal of Earth Sciences 27(10):1288-1298 [J. Alroy/M. Sommers/J. Alroy] |
Secondary references:
| 56093 | D. B. Brinkman, M. Densmore, M. Rabi, M. J. Ryan, and D. C. Evans. 2015. Marine turtles from the Late Cretaceous of Alberta, Canada. Canadian Journal of Earth Sciences 52:581-589 [P. Mannion/J. Tennant/P. Mannion] |