ammonites
Pamunkey River - old Newcastle Bridge (Eocene of the United States)

Also known as USGS Locality 26405

Where: Hanover County, Virginia (37.7° N, 77.2° W: paleocoordinates 37.6° N, 66.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Piney Point Formation (Pamunkey Group), Middle Eocene (48.6 - 37.2 Ma)

• 2 feet thick bed

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, medium-grained, coarse, gray, yellow, calcareous sandstone

• Sand, yellowish gray (5 Y 8/1), weathered, indurated, calcareous, coarse to medium, pebbly, poorly sorted; forms indurated ledge for small waterfall

Size class: macrofossils

Preservation: mold/impression, original calcite

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 60767: authorized by Arnold Miller, entered by Devin Buick on 22.05.2006