Where: Solano County, California (38.5° N, 122.0° W: paleocoordinates 40.1° N, 107.5° W)

• coordinate stated in text

When: Markley Formation, Middle Eocene (47.8 - 37.7 Ma)

• This locality embraces four separate localities within a stratigraphic thickness of 300 feet.

Environment/lithology: marine; sandstone

Size classes: macrofossils, mesofossils

Reposited in the UCMP

Primary reference: B. L. Clark. 1938. Fauna from the Markley Formation (Upper Eocene) on Pleasant Creek, California . Bulletin of the Geological Society of America 49:683-730 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 191189: authorized by Patricia Holroyd, entered by Patricia Holroyd on 14.01.2018

Creative Commons license: CC BY (attribution)