S.L.Wing thesis locality DCF: Graybullian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Coniferales
- Cupressaceae
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Metasequoia occidentalis leaf
Chaney 1951
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182 specimens | |||||||||
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Angiospermae
- Ranunculales
- Menispermaceae
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Menispermites parvareolatus leaf
Hickey 1977
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Angiospermae
- Saxifragales
- Cercidiphyllaceae
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Cercidiphyllum genetrix leaf
(Newberry 1868)
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19 specimens | |||||||||
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Angiospermae
- Saxifragales
- Hamamelidaceae
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aff. Hamamelidaceae informal sp. 1 leaf
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6 specimens | |||||||||
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Angiospermae
- Laurales
- Lauraceae
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Phoebe informal sp. 1 leaf
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35 specimens | |||||||||
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Angiospermae
- Sapindales
- Sapindaceae
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aff. Sapindaceae informal samara seed/fruit
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| sapindaceous samara | ||||||||||
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Angiospermae
- Malvales
- Sterculiaceae
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Dombeya novimundi leaf
Hickey 1977
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1 specimen | |||||||||
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Angiospermae
- Rosales
- Ulmaceae
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Ulmus microphylla leaf
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1 specimen | |||||||||
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Angiospermae
- Fagales
- Juglandaceae
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aff. Juglandaceae informal sp. 2 leaf
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Angiospermae
- Fagales
- Betulaceae
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Alnus informal sp. 1 leaf
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54 specimens | |||||||||
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Angiospermae
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Dicotyledonae informal dicot XXIII leaf
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming |
| Coordinates: | 44.0° North, 108.0° West (view map) | ||
| Paleocoordinates: | 48.7° North, 90.9° West | ||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
| *Period: | Tertiary | *Epoch: | Early/Lower Eocene | *Local age/stage: | Middle Graybullian |
| Key time interval: | Graybullian | ||
| Age range of interval: | 54.9 - 50.5 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Willwood |
| Regional section: | Bighorn Basin |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified carbonaceous "shale" |
| Includes fossils? | Y |
| Environment: | wet floodplain |
Taphonomy
| Modes of preservation: | adpression,original carbon |
| Size of fossils: | macrofossils |
| Temporal resolution: | snapshot |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | all microfossils |
| Collection methods: | selective quarrying,field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Also known as: | Dorsey Crk. Fence carbonaceous shale | ||
| Database number: | 11349 | ||
| Authorizer: | S. Wing | Enterer: | S. Ostrowski, J. Burns |
| Modifier: | S. Wing | Research group: | paleobotany |
| Created: | 2001-08-13 09:24:51 | Last modified: | 2003-03-09 18:12:13 |
| Access level: | the public | Released: | 2001-08-13 09:24:51 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 4163. | S. L. Wing, J. Alroy, and L. J. Hickey. 1995. Plant and mammal diversity in the Paleocene to Early Eocene of the Bighorn Basin. Palaeogeography, Palaeoclimatology, Palaeoecology 115:117-155 [S. Wing/H. Sims/M. Uhen] |