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)
• 30.5 meters below the base of the "Big Bentonite" overlying the Eagle Formation
• bed-level stratigraphic resolution
Environment/lithology: channel lag; lithified sandstone
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 27366: 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 | |
Montania glandulosa n. gen. n. sp., Ascarinites communis n. gen. n. sp., Semiungula assymetrica n. gen. n. sp., Anceptophyllum pulcrum n. gen. n. sp.
Montania glandulosa n. gen. n. sp.
Ascarinites communis n. gen. n. sp.
Semiungula assymetrica n. gen. n. sp.
Anceptophyllum pulcrum n. gen. n. sp. | |
Equisetopsida | |
Pinopsida | |
Protophyllocladus subintegrifolius Lesquereux 1868 yew | |
cf. Glyptostrobus sp. Endlicher 1847 Chinese swamp cypress | |
Angiospermae | |
Sabalites sp. Saporta 1865 fan palm | |
"Platanus primaeva" = Platanus latior, Platanites marginata
"Platanus primaeva" = Platanus latior Lesquereux 1868 plane tree
Platanites marginata Lesquereux 1872 | |
"Quercus" stantoni Knowlton 1917 oak | |
Dryophyllum polymorphum n. sp.
Dryophyllum polymorphum n. sp. | |
Polypodiopsida | |
Anemia fremonti Knowlton 1917 | |
Pteridopsida | |