Where: Douglas County, Oregon (43.0° N, 123.2° W: paleocoordinates 41.1° N, 71.7° W)
When: Days Creek Formation, Valanginian (139.8 - 132.9 Ma)
• From 175 ft above base of type section of Days Creek Formation.
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Collected by R. W. Imlay and Norman Peterson in 1957; reposited in the USNM
Primary reference: D. L. Jones, E. H. Bailey, and R. W. Imlay. 1969. Structural and stratigraphic significance of the Buchia zones in the Colyear Springs-Paskenta Area, California. United States Geological Survey Professional Paper (647-A)A1-A24 [J. Marcot/J. Marcot]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 224884: authorized by Jonathan Marcot, entered by Jonathan Marcot on 08.04.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Olcostephanus pecki Imlay 1960 ammonite | |
Bivalvia | |
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