Also known as PW 961
Where: Sweetwater County, Wyoming (41.6° N, 108.6° W: paleocoordinates 47.0° 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• coordinate based on unpublished field data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, carbonaceous siltstone
Size class: macrofossils
Preservation: adpression
Reposited in the USNM
Collection methods: quarrying, mechanical,
• Washakie Basin; 18 m above Big Multi Quarry; 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 28692: authorized by Peter Wilf, entered by Peter Wilf on 20.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
| Angiospermae | |
"Dicotyledonae "FW24"" = Dicotyledoneae, "Dicotyledonae "FW40"" = Dicotyledoneae, "Dicotyledonae "FW68"" = Dicotyledoneae
"Dicotyledonae "FW24"" = Dicotyledoneae Morphotype #FW24; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "FW40"" = Dicotyledoneae Morphotype #FW40; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "FW68"" = Dicotyledoneae Morphotype #FW68; 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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Corylites "FW01" Gardner 1887 birch Morphotype #FW01; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Magnoliaceae "FW07-22-46" de Jussieu 1789 magnolia Morphotype #FW07-22-46; see Table A3 of Wilf 2000 (reference 7696) for additional information
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cf. Platanaceae "FW06" Lestiboudois 1826 Morphotype #FW06; "Ficus postartocarpoides"; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Cercidiphyllaceae "FW09" Engler 1907 Morphotype #FW09; see Table A3 of Wilf 2000 (reference 7696) for additional information
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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
aff. Ocotea "FW03" Aublet 1775 laurel Morphotype #FW03; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress Morphotype #FW20; see Table A3 of Wilf 2000 (reference 7696) for additional information
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| Polypodiopsida | |
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Allantodiopsis erosa Lesquereux 1878 Morphotype #RR32; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Equisetum "FW21" Linnaeus 1753 horsetail Morphotype #FW21; see Table A3 of Wilf 2000 (reference 7696) for additional information
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| Palaeocarpinus | |
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Palaeocarpinus aspinosa Morphotype #BB23; see Table A3 of Wilf 2000 (reference 7696) for additional information
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