ammonites
Mill Creek - below dam at Millers Pond (Eocene of the United States)

Also known as USGS Locality 26372

Where: Caroline County, Virginia (38.1° N, 77.2° W: paleocoordinates 38.5° N, 61.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Potapaco Member (Nanjemoy Formation), Early/Lower Eocene (55.8 - 48.6 Ma)

• 8 feet thick bed

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, glauconitic, gray, green, argillaceous sandstone

• Sand, somewhat weathered, olive-gray (5 Y 4/1), clayey, glauconitic; leached thin bands of Venericardia molds

Size class: macrofossils

Preservation: mold/impression

Reposited in the USGS

Primary reference: L. W. Ward. 1985. Stratigraphy and Characteristic Mollusks of the Pamunkey Group (Lower Tertiary) and the Old Church Formation of the Chesapeake Group-Virginia Coastal Plain. United States Geological Survey Professional Paper (1346)1-77 [A. Miller/D. Buick] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 60867: authorized by Arnold Miller, entered by Devin Buick on 26.05.2006