Where: Henrico County, Virginia (37.5° N, 77.2° W: paleocoordinates 37.8° N, 72.9° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Old Church Formation, Early/Lower Miocene (23.0 - 16.0 Ma)
• 1 foot thick bed
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified, fine-grained, phosphatic, gray, blue sandstone
Size class: macrofossils
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 60658: authorized by Arnold Miller, entered by Devin Buick on 19.05.2006, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Ecphora tampaensis Dall 1890 murex snail | |
Bivalvia | |
Bicorbula idonea Conrad 1833 clam | |
Mercenaria capax Conrad 1843 quahog | |
Isognomon sp. Lightfoot 1786 oyster | |
Pycnodonte sp. Fischer von Waldheim 1835 oyster | |
Anomia ruffini Conrad 1843 jingle | |
Pecten seabeensis Richards 1947 scallop
Chesapecten middlesexensis Mansfield 1936 scallop |