Bisti Trading Post tracksite: Late Campanian, New Mexico
collected 1987
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Hadrosauridae
|
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| Lockley et al. 2000 | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | New Mexico | County: | San Juan |
| Coordinates: | 37.9° North, 110.1° West (view map) | ||||
| Paleocoordinates: | 48.6° North, 72.5° West (Wright 2013) | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 914 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Late Campanian | ||
| Age range of interval: | 83.6 - 72.2 m.y. ago |
Stratigraphy
| Formation: | Fruitland | Member: | Ne-nah-ne-zad |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | gray poorly lithified mudstone |
| Includes fossils? | Y |
| Lithology description: The footprints are located in a gray-weathering mudstone between a series of coal horizons and clinker deposits. The geology of the area is described in O'Sullivan et al. (1979) and Scott et al. (1979). | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | cast |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Preservation of anatomical detail: | good |
| Temporal resolution: | snapshot |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,observed (not collected) |
| Reason for describing collection: | general faunal/floral analysis | Collection dates: | 1987 |
| Collection method comments: Three footprints, all tridactyl. | |
Metadata
| Database number: | 52036 | ||
| Authorizer: | M. Carrano | Enterer: | K. Maguire, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-07-13 12:12:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2005-07-13 12:12:05 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 13934. | ETE | D. L. Wolberg, J. P. Hall, and D. Bellis. 1988. First record of dinosaur footprints from the Fruitland Formation, San Juan Basin, San Juan County, New Mexico. Contributions to Late Cretaceous paleontology and stratigraphy of New Mexico Part III, New Mexico Bureau of Mines & Mineral Resources Bulletin 122:33-34 [M. Carrano/K. Maguire/M. Carrano] |
Secondary references:
| 43968 | M. G. Lockley, S. G. Lucas, and A. P. Hunt. 2000. Dinosaur tracksites in New Mexico: a review. In S. G. Lucas and A. B. Heckert (eds.), Dinosaurs of New Mexico. New Mexico Museum of Natural History and Science Bulletin 7:9-16 [M. Carrano/M. Carrano] |