Also known as PW 9552
Where: Sweetwater County, Wyoming (41.9° N, 108.0° W: paleocoordinates 46.7° N, 91.5° 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• coordinate based on unpublished field data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: quarrying, mechanical,
• Great Divide Basin; Sourdough Butte area; 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 28732: authorized by Peter Wilf, entered by Peter Wilf on 20.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Sabalitesamesoneuron "RR34" Morphotype #RR34; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Polypodiopsida | |
Allantodiopsis "RR35" Knowlton and Maxon 1919 Morphotype #RR35; see Table A3 of Wilf 2000 (reference 7696) for additional information
Allantodiopsis erosa Lesquereux 1878 Morphotype #RR32; see Table A3 of Wilf 2000 (reference 7696) for additional information
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? Dryopteridaceae "RR21" Herter 1949 Morphotype #RR21; "Tatman fern" of Wing, 1998; see Table A3 of Wilf 2000 (reference 7696) for additional information
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"Cnemidaria magna" = Cyathea
"Cnemidaria magna" = Cyathea scaly tree fern Morphotype #RR22; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Cinnamomophyllum | |
Cinnamomophyllum "RR19" Kraeusel and Weyland 1950 Morphotype #RR19; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Angiospermae | |
"Dicotyledonae "RR37"" = Dicotyledoneae, "Dicotyledonae "RR38"" = Dicotyledoneae
"Dicotyledonae "RR37"" = Dicotyledoneae Morphotype #RR37; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "RR38"" = Dicotyledoneae Morphotype #RR38; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Macginitiea gracilis Wolfe and Wehr 1987 Morphotype #FW48; see Table A3 of Wilf 2000 (reference 7696) for additional information
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"Dombeya" novimundi Hickey 1977 Morphotype #RR05; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Hovenia cf. oregonensis buckthorn Morphotype #RR15; see Table A3 of Wilf 2000 (reference 7696) for additional information
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cf. Magnoliaceae "RR36" de Jussieu 1789 magnolia Morphotype #RR36; see Table A3 of Wilf 2000 (reference 7696) for additional information
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