Where: Calvert County, Maryland (38.4° N, 76.4° W: paleocoordinates 38.6° N, 73.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Boston Cliffs Member (Choptank Formation), Serravallian (13.8 - 11.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithology not reported

Size class: macrofossils

Preservation: original phosphate

Primary reference: M. D. Uhen. 2007. USNM Chesapeake Group Cetacean Collection Data. [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 71819: authorized by Mark Uhen, entered by Mark Uhen on 11.05.2007

Creative Commons license: CC BY (attribution)