USNM 41286: Clarkforkian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Angiospermae
- Laurales
- Lauraceae
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aff. Ocotea informal FW03 leaf
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| Morphotype #FW03; see Table A3 of Wilf 2000 (reference 7696) for additional information | ||||||||||
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"Cinnamomum" sezannense leaf
Brown 1962
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| Morphotype #FW02; see Table A3 of Wilf 2000 (reference 7696) for additional information | ||||||||||
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Angiospermae
- Fagales
- Betulaceae
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Palaeocarpinus aspinosa seed/fruit
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| Morphotype #BB23; see Table A3 of Wilf 2000 (reference 7696) for additional information | ||||||||||
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Corylites informal FW01 leaf
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| Morphotype #FW01; see Table A3 of Wilf 2000 (reference 7696) for additional information | ||||||||||
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Coniferales
- Cupressaceae
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Metasequoia occidentalis leaf
Chaney 1951
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| Morphotype #FW04; see Table A3 of Wilf 2000 (reference 7696) for additional information | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Sweetwater |
| Coordinates: | 41.2° North, 108.9° West (view map) | ||||
| Paleocoordinates: | 46.6° North, 91.2° West | ||||
| Basis of coordinate: | unpublished field data | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | ||
| 10 m.y. bin: | Cenozoic 1-2 | ||
| *Period: | Tertiary | *Epoch: | Late/Upper Paleocene | *Local age/stage: | Clarkforkian |
| Key time interval: | Clarkforkian | ||
| Age range of interval: | 56.20000 - 54.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Fort Union |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified sandstone | ||
| Includes fossils? | Y | ||
| Environment: | wet floodplain | Tectonic setting: | intermontane basin |
Taphonomy
| Modes of preservation: | adpression |
| Size of fossils: | macrofossils |
| Spatial orientation: | random |
| Temporal resolution: | snapshot |
| Spatial resolution: | allochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Museum repositories: | USNM |
| Collection method comments: Washakie Basin; immediately below Wasatch Fm; NMNH Accession #OR420051 | |
Metadata
| Also known as: | PW 959 | ||
| Database number: | 28664 | ||
| Authorizer: | P. Wilf | Enterer: | P. Wilf | Research group: | paleobotany |
| Created: | 2003-02-20 17:29:11 | Last modified: | 2003-02-20 19:29:11 |
| Access level: | the public | Released: | 2003-02-03 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 7696. | P. Wilf. 2000. Late Paleocene-early Eocene climate changes in southwestern Wyoming: Paleobotanical analysis. Geological Society America Bulletin 112(2):292-307 [P. Wilf/P. Wilf/P. Wilf] |