Where: Calvert County, Maryland (38.4° N, 76.4° W: paleocoordinates 38.6° N, 73.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

Environment/lithology: marine

Size class: macrofossils

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

Purpose of describing collection: taxonomic analysis

PaleoDB collection 71815: authorized by Mark Uhen, entered by Mark Uhen on 11.05.2007

Creative Commons license: CC BY (attribution)