Where: Oregon (43.0° N, 123.8° W: paleocoordinates 47.0° N, 104.9° W)

• coordinate estimated from map

When: Roseburg Formation (Umpqua Group), Ypresian (56.0 - 47.8 Ma)

• originally lower Umpqua Formation

Environment/lithology: marine; sandstone

Size class: macrofossils

Primary reference: F. E. Turner. 1938. Stratigraphy and Mollusca of the Eocene of western Oregon. Geological Society of America Special Paper (10)1-130 [A. Hendy/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 200919: authorized by Mark Uhen, entered by Mark Uhen on 23.04.2019

Creative Commons license: CC BY (attribution)