Also known as MacGinitie's Little Mountain collection
Where: Sweetwater County, Wyoming (41.1° N, 109.3° W: paleocoordinates 45.0° N, 95.6° W)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: Wilkins Peak & Laney Member (Green River Formation), Bridgerian (50.3 - 46.2 Ma)
• bed-level stratigraphic resolution
Environment/lithology: lacustrine - large; lithified carbonate
Size class: macrofossils
Preservation: adpression
Collection methods: quarrying, mechanical,
• Berkeley collection made by MacGinitie; exact location probably misreported to UCMP and can not be relocated. Taxonomic list is revised ID's of Berkeley collections by P. Wilf, used in Wilf 2000.
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 28746: authorized by Peter Wilf, entered by Peter Wilf on 20.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
| unclassified | |
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Parvileguminophyllum coloradensis Morphotype #GR520; see Table A3 of Wilf 2000 (reference 7696) for additional information
Syzygioides americana Morphotype #RR23; see Table A3 of Wilf 2000 (reference 7696) for additional information
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| Pinopsida | |
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Taxodiaceae "GR541" Saporta 1865 Morphotype #GR541; see Table A3 of Wilf 2000 (reference 7696) for additional information
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| Angiospermae | |
"Dicotyledonae "GR539"" = Dicotyledoneae
"Dicotyledonae "GR539"" = Dicotyledoneae Morphotype #GR539; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Macginitiea wyomingensis Knowlton and Cockerell 1919 Morphotype #GR518; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Lindera varifolia laurel Morphotype #GR521; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Cedrelospermum nervosum Newberry 1883 elm Morphotype #GR512; see Table A3 of Wilf 2000 (reference 7696) for additional information
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"Gymnocladus" hesperia legume Morphotype #GR515; see Table A3 of Wilf 2000 (reference 7696) for additional information
Leguminosites lesquereuxiana Knowlton 1898 legume Morphotype #GR517; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Pterocarya macginitii wingnut Morphotype #GR532; see Table A3 of Wilf 2000 (reference 7696) for additional information
Palaeocarya clarnensis Morphotype #GR531; see Table A3 of Wilf 2000 (reference 7696) for additional information
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aff. Alchornea "GR546" Swartz 1788 spurge Morphotype #GR546; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Triumfetta ovata burbark Morphotype #GR503; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Sapindales "GR525" Berchtold and Presl 1820 Morphotype #GR525; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Koelreuteria viridifluminis golden rain tree Morphotype #GR530; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Acer" lesquereuxi maple Morphotype #GR545; see Table A3 of Wilf 2000 (reference 7696) for additional information
Cardiospermum coloradensis soapberry Morphotype #GR511; see Table A3 of Wilf 2000 (reference 7696) for additional information
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Rhus nigricans sumac Morphotype #GR529; see Table A3 of Wilf 2000 (reference 7696) for additional information
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| Allophylus | |
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Allophylus flexifolia Morphotype #RR59; see Table A3 of Wilf 2000 (reference 7696) for additional information
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