El Pelillal tracksite: Late/Upper Campanian, Mexico
collected 2000
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Testudinata
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Testudines indet.
(Batsch 1788)
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turtle |
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Reptilia
- Pterosauria
- Pteraichnidae
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Pteraichnus sp.
Stokes 1957
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pterosaur |
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Reptilia
- Dinosauria
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Theropoda indet.
(Marsh 1881)
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theropod |
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Reptilia
- Archosauria
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Crocodylia indet.
(Owen 1842)
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crocodile |
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Amniota
- Synapsida
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cf. Brasilichnium sp.
Leonardi 1981
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synapsid |
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| see common names | |||||||
Geography
| Country: | Mexico | State/province: | Coahuila | County: | Ramos Arizpe |
| Coordinates: | 26.1° North, 101.1° West (view map) | ||||
| Paleocoordinates: | 32.2° North, 75.5° West | ||||
| Basis of coordinate: | stated in text |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Late/Upper Campanian | ||
| Age range of interval: | 83.5 - 70.6 m.y. ago |
Stratigraphy
| Formation: | Cerro del Pueblo | ||||
| Stratigraphy comments: "upper" part of formation |
Lithology and environment
| Primary lithology: | bioturbation,fine,red or brown sandstone |
| Includes fossils? | Y |
| Lithology description: "reddish to light-brown, fine-grained, intensely bioturbated and ripple-marked sandstone that in some areas bears root traces" | |
| Environment: | fluvial-deltaic indet. |
| Geology comments: "shallow freshwater or lacustrine" | |
Taphonomy
| Modes of preservation: | trace |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Preservation of anatomical detail: | good |
| Temporal resolution: | snapshot |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis | Collection dates: | 2000 |
Metadata
| Database number: | 92297 | ||
| Authorizer: | R. Butler | Enterer: | R. Butler |
| Modifier: | R. Butler | Research group: | vertebrate |
| Created: | 2009-11-05 07:43:27 | Last modified: | 2009-11-05 09:43:27 |
| Access level: | the public | Released: | 2009-11-05 07:43:27 |
Reference information
Primary reference:
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