Also known as PW 957
Where: Sweetwater County, Wyoming (41.8° N, 108.4° W: paleocoordinates 46.6° N, 91.9° W)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: Ramsey Ranch Member (Wasatch Formation), Wasatchian (55.8 - 50.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: wet floodplain; lithified, carbonaceous siltstone
Size class: macrofossils
Preservation: adpression
Reposited in the USNM
Collection methods: bulk, mechanical,
• only dicot leaves censused; see corresponding non-census locality for full species list and additional comments
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 28908: authorized by Peter Wilf, entered by Peter Wilf on 28.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
| unclassified | |
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| Angiospermae | |
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Populus wyomingiana poplar Morphotype #RR62; see Wilf 2000 (reference 7696) for additional information
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Platycarya americana Hickey 1977 Morphotype #RR01; see Wilf 2000 (reference 7696) for additional information
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Alnus "RR14" Miller 1754 alder Morphotype #RR14; see Wilf 2000 (reference 7696) for additional information
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