Where: Lincoln County, Wyoming (41.6° N, 110.5° W: paleocoordinates 42.6° N, 71.6° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Frontier Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)

• localities are from about 1,200 ft below Oyster Ridge Sandstone

Environment/lithology: deltaic; poorly lithified sandstone

Size class: macrofossils

Preservation: adpression, original carbon

Collection methods: bulk,

Primary reference: D. R. Crabtree. 1987. Angiosperms of the Northern Rocky Mountains: Albian to Campanian (Cretaceous) megafossil floras. Annals of the Missouri Botanical Garden 74:707-747 [B. Tiffney/J. Fosdick/J. Fosdick]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 31187: authorized by Bruce Tiffney, entered by Julia Fosdick on 19.04.2003

Creative Commons license: CC BY (attribution)