Eagle Formation VB9612 (Cretaceous of the United States)

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

• dark gray claystone; flat laminations, fines upward

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.
Polypodiopsida
 Schizaeales - Polypodiidae
Anemia fremonti Knowlton 1917
Pinopsida
 Pinales - Taxaceae
 Pinales - Taxodiaceae
Taxodiaceae indet. Saporta 1865
unclassified
  -
"Gymnospermae indet." = Pinophyta
"Gymnospermae indet." = Pinophyta Reveal 1996
EA 76
Angiospermae
 Magnoliales -
Magnoliales indet. Jussieu 1820 magnoliids
 Fagales - Nothofagaceae
 Saxifragales - Cercidiphyllaceae