Also known as PW 9525
Where: Sweetwater County, Wyoming (41.5° N, 108.6° W: paleocoordinates 46.9° N, 90.7° W)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: Fort Union Formation, Clarkforkian (56.2 - 54.9 Ma)
• bed-level stratigraphic resolution
Environment/lithology: wet floodplain; lithified sandstone
Size class: macrofossils
Preservation: adpression
Reposited in the USNM
Collection methods: quarrying, mechanical,
• Washakie Basin; near Union Pacific tracks; NMNH Accession #OR420051
Primary reference: 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]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 28654: authorized by Peter Wilf, entered by Peter Wilf on 20.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
| Angiospermae | |
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Cornus hyperborea Heer 1871 dogwood Morphotype #FW34; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Persites argutus Hickey 1977 laurel Morphotype #FW08,WM10; see Table A3 of Wilf 2000 (reference 7696) for additional information
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"Ampelopsis" acerifolia Newberry 1868 Morphotype #FW14; see Table A3 of Wilf 2000 (reference 7696) for additional information
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| Bivalvia | |
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Davidia antiqua Manchester 2002 clam Morphotype #FW43; formerly "Viburnum" antiquum; see Table A3 of Wilf 2000 (reference 7696) for additional information
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