Eagle Formation VB9617 (Cretaceous of the United States)

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

• orange/tan/maroon mudstone; flat laminations

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.
"Gymnospermae indet." = Pinophyta Reveal 1996
EA 76
Angiospermae
 Laurales -
Laurales "sp. 2" Jussieu 1820
 Saxifragales - Cercidiphyllaceae