Where: Park County, Wyoming (44.4° N, 108.9° W: paleocoordinates 52.0° N, 76.5° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: lettered sands Member (Eagle Formation), Early/Lower Campanian (83.5 - 70.6 Ma)
• 28.5 meters below the base of the "Big Bentonite" overlying the Eagle Formation
• bed-level stratigraphic resolution
Environment/lithology: pond; lithified, gray claystone
Size class: macrofossils
Preservation: mold/impression, adpression
Collection methods: quarrying,
Primary reference: M. C. Van Boskirk. 1998. The flora of the Eagle Formation and its significance for Late Cretaceous floristic evolution. Yale University 1-382 [B. Tiffney/S. Pendleton/S. Pendleton]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 27365: authorized by Bruce Tiffney, entered by Sara Pendleton on 04.12.2002, edited by Bruce Tiffney
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Retinovena fluvialis n. gen. n. sp., Amborellites wyomingensis n. gen. n. sp., Montania glandulosa n. gen. n. sp., Lesterwardia palustris n. gen. n. sp., Ascarinites communis n. gen. n. sp., Weediaphyllum parkensis n. gen. n. sp., Anceptophyllum pulcrum n. gen. n. sp.
Retinovena fluvialis n. gen. n. sp.
Amborellites wyomingensis n. gen. n. sp.
Montania glandulosa n. gen. n. sp.
Lesterwardia palustris n. gen. n. sp.
Ascarinites communis n. gen. n. sp.
Weediaphyllum parkensis n. gen. n. sp.
Anceptophyllum pulcrum n. gen. n. sp. | |
Pinopsida | |
Protophyllocladus subintegrifolius Lesquereux 1868 yew | |
Taxodiaceae indet. Saporta 1865 | |
unclassified | |
"Gymnospermae indet." = Pinophyta
| |
Angiospermae | |
Trochodendroides sp. Berry 1922 | |
Magnoliales indet. Jussieu 1820 magnoliids | |
Dryophyllum polymorphum n. sp.
Dryophyllum polymorphum n. sp. | |
Polypodiopsida | |
Anemia fremonti Knowlton 1917 |