Where: Calvert County, Maryland (38.6° N, 76.5° W: paleocoordinates 38.8° N, 73.7° W)

• coordinate estimated from map

When: Calvert Beach Member (Calvert Formation), Serravallian (13.8 - 11.6 Ma)

• Zones 14-16A are regarded as Serravallian in age.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; sandy claystone

Size class: macrofossils

Preservation: original phosphate

Primary reference: I. Koretsky. 2001. Morphology and systematics of Miocene Phocinae (Mammalia: Carnivora) from Paratethys and the North Atlantic region. Geologica Hungarica Series Palaeontologica 54:1-109 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 88577: authorized by Mark Uhen, entered by Mark Uhen on 15.04.2009

Creative Commons license: CC BY (attribution)