LJH0026c (Cretaceous of the United States)

Where: Wyoming (42.1° N, 110.2° W: paleocoordinates 42.6° N, 65.8° W)

• coordinate stated in text

When: Aspen Shale Formation, Albian (113.0 - 100.5 Ma)

Environment/lithology: terrestrial; tuff

• paludal
• Olive grey to light grey tuff, aphanitic

Size class: macrofossils

Preservation: adpression

Reposited in the YPM

Collection methods: quarrying

Primary reference: D. J. Peppe, L. J. Hickey, I. M. Miller and W. A. Green. 2008. A morphotype catalogue, floristic analysis and stratigraphic description of the Aspen Shale flora Cretaceous–Albian) of Southwestern Wyoming. Bulletin of the Peabody Museum of Natural History 49(2):181-208 [S. Wing/N. Jud]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 102759: authorized by Scott Wing, entered by Nathan Jud on 19.01.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Coniferales -
Magnoliopsida
  -
Magnoliopsida indet. Cronquist et al. 1996
5 morphotypes, one w/ 9 specimens
Angiospermae
 Laurales - Lauraceae
 Malpighiales - Salicaceae
 Rosales - Rosaceae
 Sapindales - Sapindaceae
Sapindopsis magnifolia Fontaine 1889 soapberry
 Typhales - Commelinidae
Polypodiopsida
  -
  - Osmundaceae
"Asplenium occidentale" = Osmunda occidentale
"Asplenium occidentale" = Osmunda occidentale Knowlton 1917
 Schizaeales - Polypodiidae
Anemia fremonti Knowlton 1917
Baieropsis sp. Fontaine 1889