Apishapa (Tim's) tracksite: Albian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Iguanodontipodidae
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| 6 specimens | ||||||||||
| trackway | ||||||||||
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Reptilia
- Ornithomimipodidae
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| Lockley et al. 2006 | 1 specimen | |||||||||
| trackway | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Colorado | County: | Las Animas |
| Coordinates: | 37.7° North, 104.2° West (view map) | ||||
| Paleocoordinates: | 44.5° North, 55.3° West (Wright 2013) | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 1494 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Albian | ||
| Age range of interval: | 113.2 - 100.5 m.y. ago |
Stratigraphy
| Geological group: | Dakota | Formation: | Muddy Sandstone |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | mold/impression,trace |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Temporal resolution: | snapshot |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 55194 | ||
| Authorizer: | M. Carrano | Enterer: | K. Maguire, S. Miller |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-09-28 11:58:57 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2005-09-28 11:58:57 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 14666. | ETE | M. Matsukawa, M. G. Lockley, and A. P. Hunt. 1999. Three age groups of ornithopods inferred from footprints in the mid-Cretaceous Dakota Group, eastern Colorado, North America. Palaeogeography, Palaeoclimatology, Palaeoecology 147:39-51 [M. Carrano/K. Maguire/M. Carrano] |
Secondary references:
| 25992 | ETE | M. G. Lockley, J. Holbrook, R. Kukihara and M. Matsukawa. 2006. An ankylosaur-dominated dinosaur tracksite in the Cretaceous Dakota Group of Colorado: paleoenvironmental and sequence stratigraphic context. 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 35:95-104 [M. Carrano/M. Carrano] |
| 54567 | M. G. Lockley and J. L. Wright. 2001. Trackways of large quadrupedal ornithopods from the Cretaceous: a review. In D. H. Tanke & K. Carpenter (ed.), Mesozoic Vertebrate Life: New Research Inspired by the Paleontology of Philip J. Currie 428-442 [M. Carrano/M. Carrano] |