AMg-1, Montgomery (PROXY): Late/Upper Santonian, Alabama
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Hadrosauridae
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Eotrachodon orientalis n. gen., n. sp.
Prieto-Márquez et al. 2016
|
1 individual | |||||||||
| MSC 7949 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alabama | County: | Montgomery |
| Coordinates: | 32.3° North, 86.4° West (view map) | ||||
| Paleocoordinates: | 32.6° North, 55.5° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Santonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Late/Upper Santonian | ||
| Age range of interval: | 86.30000 - 83.60000 m.y. ago |
Stratigraphy
| Geological group: | Selma | Formation: | Mooreville Chalk | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: lower part of formation above the Tombigbee Sand Member of the Eutaw Fm. | |||||
Lithology and environment
| Primary lithology: | grainstone |
| Includes fossils? | Y |
| Environment: | offshore shelf |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | excellent |
| Fragmentation: | occasional |
| Temporal resolution: | snapshot |
| Spatial resolution: | allochthonous |
Collection methods and comments
| Collection methods: | surface (in situ),mechanical,field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 181177 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2016-08-24 14:16:11 | Last modified: | 2021-12-09 13:57:56 |
| Access level: | the public | Released: | 2016-08-24 14:16:11 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 60214. | A. Prieto-Márquez, G. M. Erickson, and J. A. Ebersole. 2016. A primitive hadrosaurid from southeastern North America and the origin and early evolution of ‘duck-billed’ dinosaurs. Journal of Vertebrate Paleontology 36(2):e1054495:1-10 [M. Carrano/M. Carrano] |