Eagle Formation VB9609 (Cretaceous of the United States)

Where: Park County, Wyoming (44.4° N, 108.5° 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)

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; lithified, sandy mudstone

• sandy mudstone; tan; flat laminations to some ripple laminations (roots rare)

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 27360: authorized by Bruce Tiffney, entered by Sara Pendleton on 04.12.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Retinovena fluvialis n. gen. n. sp., Montania glandulosa n. gen. n. sp., Ascarinites communis n. gen. n. sp., Semiungula assymetrica n. gen. n. sp., Dicotyledon "sp. 1", Weediaphyllum parkensis n. gen. n. sp., Anceptophyllum pulcrum n. gen. n. sp., Avernalia solida n. gen. n. sp., Aquilina grossidentata n. gen. n. sp., Dicotyledon "sp. 5"
Retinovena fluvialis n. gen. n. sp.
Montania glandulosa n. gen. n. sp.
Ascarinites communis n. gen. n. sp.
Semiungula assymetrica n. gen. n. sp.
Weediaphyllum parkensis n. gen. n. sp.
Anceptophyllum pulcrum n. gen. n. sp.
Avernalia solida n. gen. n. sp.
Aquilina grossidentata n. gen. n. sp.
Equisetopsida
 Pinidae - Pinidae
Araucarites longifolia
Pinopsida
 Pinales - Taxaceae
Moriconia sp., Protophyllocladus subintegrifolius
Moriconia sp. Debey and Ettingshausen 1859 yew
unclassified
  -
"Gymnospermae indet." = Pinophyta
"Gymnospermae indet." = Pinophyta Reveal 1996
EA 76
Angiospermae
 Laurales - Lauraceae
"Cinnamomum" hesperium
"Cinnamomum" hesperium Knowlton 1917 cinnamon
 Mesangiosperms - Arecaceae
Sabalites sp.
Sabalites sp. Saporta 1865 fan palm
 Ranunculales - Menispermaceae
Menispermaceae indet.
Menispermaceae indet. de Jussieu 1789
 Saxifragales - Cercidiphyllaceae
Trochodendroides sp.
 Fagales - Fagaceae
"Quercus" stantoni
"Quercus" stantoni Knowlton 1917 oak
Polypodiopsida
 Schizaeales - Polypodiidae
Anemia fremonti
Anemia fremonti Knowlton 1917
 Polypodiales - Polypodiidae
Asplenium neomexicanum
Asplenium neomexicanum Knowlton 1916 spleenwort