Eagle Formation VB9606 (Cretaceous of the United States)

Where: Park County, Wyoming (44.6° N, 108.1° 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)

• 31 meters below base of the "Big Bentonite" overlying the Eagle Formation

• bed-level stratigraphic resolution

Environment/lithology: levee; lithified sandstone

• very fine sandstone; tan to orange; ripple cross-laminations, some parallel-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 27357: authorized by Bruce Tiffney, entered by Sara Pendleton on 04.12.2002

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., Semiungula assymetrica n. gen. n. sp., Anceptophyllum pulcrum n. gen. n. sp., Avernalia solida n. gen. n. sp., Dicotyledon "sp. 5"
Retinovena fluvialis n. gen. n. sp.
Amborellites wyomingensis n. gen. n. sp.
Montania glandulosa n. gen. n. sp.
Semiungula assymetrica n. gen. n. sp.
Anceptophyllum pulcrum n. gen. n. sp.
Avernalia solida n. gen. n. sp.
Protophyllum
  -
Protophyllum sp. Lesquereux 1874
unclassified
  -
"Gymnospermae indet." = Pinophyta
"Gymnospermae indet." = Pinophyta Reveal 1996
EA76
Angiospermae
 Fagales - Nothofagaceae
Dryophyllum polymorphum n. gen. n. sp.
Dryophyllum polymorphum n. gen. n. sp.
Dicotyledoneae
 Hamamelidae - Hamamelidae
Angiospermae
 Laurales - Lauraceae
"Persea" hayana Lesquereux 1891 laurel
 Saxifragales - Cercidiphyllaceae
 Proteales - Platanaceae
Platanites marginata, "Platanus primaeva" = Platanus latior
Platanites marginata Lesquereux 1872
"Platanus primaeva" = Platanus latior Lesquereux 1868 plane tree