Where: Carbon County, Montana (45.8° N, 108.9° W: paleocoordinates 52.1° 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)
• 15.8 meters below the base of the "Big Bentonite" overlying the Eagle Formation
• bed-level stratigraphic resolution
Environment/lithology: wet floodplain; lithified mudstone
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 27371: 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., Montania glandulosa n. gen. n. sp., Ascarinites communis n. gen. n. sp., Belfria microphylla n. gen. n. sp., "Gymnospermae indet." = Pinophyta
Retinovena fluvialis n. gen. n. sp.
Montania glandulosa n. gen. n. sp.
Ascarinites communis n. gen. n. sp.
Belfria microphylla n. gen. n. sp. | |
Angiospermae | |
Laurales "sp. 2" Jussieu 1820 | |
Trochodendroides sp. Berry 1922 |