Where: St. Marys County, Maryland (38.4° N, 76.6° W: paleocoordinates 38.6° N, 73.8° 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.
Environment/lithology: coastal; unlithified, brown, green, argillaceous, silty sandstone
Size class: macrofossils
Preservation: mold/impression
Primary reference: L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 71641: authorized by Mark Uhen, entered by Mark Uhen on 02.05.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Chesapecten nefrens" = Chesapecten (Chesapecten) nefrens
"Chesapecten nefrens" = Chesapecten (Chesapecten) nefrens Ward and Blackwlder 1975 scallop | |
Mercenaria sp. Schumacher 1817 quahog | |
Glossus marylandica Schoonover 1941 clam | |
Lucinoma contracta Say 1824 clam | |
Gastropoda | |
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