Gynnoskus: Lancian, Montana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Actinopteri
- Amiiformes
- Amiidae
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Amia fragosa
Jordan 1927
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Database 2005 | 3 elements | ||||||||
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Actinopteri
- Lepisosteiformes
- Lepisosteidae
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| Database 2005 | 2 elements | |||||||||
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Amphibia
- Temnospondyli
- Urodela
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| Database 2005 | 1 specimen | |||||||||
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Reptilia
- Testudines
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| Database 2005 | 2 specimens | |||||||||
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Reptilia
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| Database 2005 | 1 specimen | |||||||||
| Database 2005 | 1 specimen | |||||||||
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Reptilia
- Theropoda
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| Database 2005 | 1 specimen | |||||||||
| Carrano 2025 | ||||||||||
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Reptilia
- Dromaeosauridae
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| Carpenter 1982 | 1 specimen | |||||||||
| UCMP 125238 | ||||||||||
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Reptilia
- Coeluridae
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| Database 2005 | 1 specimen | |||||||||
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Reptilia
- Ceratopsidae
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| Database 2005 | 1 specimen | |||||||||
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Reptilia
- Hadrosauridae
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| Database 2005 | 1 specimen | |||||||||
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Reptilia
- Teiidae
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Teiidae indet.
Gray 1827
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Database 2005 | 1 specimen | ||||||||
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Mammalia
- Multituberculata
- Cimolomyidae
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Montana | County: | Garfield |
| Coordinates: | 47.6° North, 106.3° West (view map) | ||||
| Paleocoordinates: | 58.2° North, 64.4° West (Wright 2013) | ||||
| Basis of coordinate: | unpublished field data | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 | *Epoch: | Senonian |
| Key time interval: | Lancian | ||
| Age range of interval: | 72.2 - 66 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Hell Creek |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | sandstone |
| Includes fossils? | Y |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
| Disassociated major elements: | some |
| Disassociated minor elements: | some |
Collection methods and comments
| Collection methods: | surface (float),field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | UCMP |
Metadata
| Also known as: | UCMP V-73089 | ||
| Database number: | 14559 | ||
| Authorizer: | J. Alroy, M. Carrano | Enterer: | J. Alroy, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2002-05-15 00:00:00 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2002-05-15 00:00:00 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 960. | J. D. Archibald. 1982. A study of Mammalia and geology across the Cretaceous-Tertiary boundary in Garfield County, Montana. University of California Publications in Geological Sciences 122:1-286 [J. Alroy/J. Alroy/M. Carrano] |
Secondary references:
| 12202 | ETE | K. Carpenter. 1982. Baby dinosaurs from the Late Cretaceous Lance and Hell Creek formations and a description of a new species of theropod. Contributions to Geology, University of Wyoming 20(2):123-134 [M. Carrano/M. Carrano/M. Carrano] |
| 14199 | ETE | M. T. Carrano. 2025. Taxonomic opinions on the Dinosauria. [M. Carrano/M. Carrano/M. Carrano] |
| 13103 | U.C.M.P. Database. 2005. UCMP collections database. University of California Museum of Paleontology [M. Carrano/M. Carrano/M. Carrano] |