ammonites
Gravatts Millpond - on Millpond Creek (Miocene of the United States)

Also known as USGS Locality 26418

Where: King William County, Virginia (37.8° N, 77.3° W: paleocoordinates 37.9° N, 75.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Claremont Member (Eastover Formation), Late/Upper Miocene (11.6 - 5.3 Ma)

• 0.25 feet thick bed

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, fine-grained, gray, yellow sandstone

• Sand, grayish-yellow (5Y 8/4), fine; many molds and casts

Size class: macrofossils

Preservation: cast, 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 60643: authorized by Arnold Miller, entered by Devin Buick on 19.05.2006, edited by Mark Uhen