Randle Cliff Beach, south Zone 10 (Miocene of the United States)
Where: Calvert County, Maryland (38.7° N, 76.5° W: paleocoordinates 38.9° N, 73.2° W)
• coordinate estimated from map
When: Plum Point Member (Calvert Formation), Langhian (16.0 - 13.8 Ma)
Environment/lithology: estuary or bay; sandy claystone
• sparse molluscs, low in diversity; subtropical environment in embayment and dry onshore; area not far from shore, bay, short-term eustatic transgression events, long-term regression trend
Size class: macrofossils
Preservation: original phosphate
Reposited in the USNM
Collection methods: surface (in situ),
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 71795: authorized by Mark Uhen, entered by Mark Uhen on 10.05.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Osteichthyes | |
Acipenser sp. Linnaeus 1758 sturgeon | |
Mammalia | |
Mesocetus siphunculus Cope 1895 whale |