W side Colville River (UAM #AK-493-V-001): Early/Lower Maastrichtian, Alaska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Pachycephalosauridae
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Pachycephalosaurinae indet.
Sereno 1997
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1 specimen | |||||||||
| UAM #AK-493-V-001 | ||||||||||
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= Alaskacephale gangloffi n. gen., n. sp.
Sullivan 2006
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Sullivan 2006 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alaska | County: | North Slope |
| Coordinates: | 69.9° North, 151.2° West (view map) | ||||
| Paleocoordinates: | 82.2° North, 126.8° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 8 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Early/Lower Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Geological group: | Colville | Formation: | Prince Creek | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Ar/Ar date of 71-72 My | |||||
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: | random |
| Preservation of anatomical detail: | medium |
| Disassociated major elements: | all |
| Fragmentation: | extreme |
| Temporal resolution: | snapshot |
Collection methods and comments
| Collection methods: | surface (float),field collection |
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 53494 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2005-09-09 17:00:46 | Last modified: | 2021-03-01 06:58:31 |
| Access level: | the public | Released: | 2005-09-09 17:00:46 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 14424. | ETE | R. A. Gangloff, A. R. Fiorillo, and D. W. Norton. 2005. The first pachycephalosaurine (Dinosauria) from the paleo-Arctic of Alaska and its paleogeographic implications. Journal of Paleontology 79(5):997-1001 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 28654 | ETE | R. M. Sullivan. 2006. A taxonomic review of the Pachycephalosauridae (Dinosauria: Ornithischia). In S. G. Lucas and R. M. Sullivan (eds.), Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35:348-365 [M. Carrano/M. Carrano] |