Calvert Beach Member
Geology
Group: Chesapeake
Formation: Calvert
Lithologies: not reported (5), claystone (23), siltstone (1), sandstone (11)
Paleoenvironments: marine indet. (1), offshore shelf (1), marginal marine indet. (2), coastal indet. (21), foreshore (12), offshore (3)
Age range: Serravallian or 13.82000 to 11.62000 Ma
Collections
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Serravallian | USA (Maryland) | (18580 37347 49945 51716 55396 57782 70594 70821 70822 70825 70828 70829 70835 70836 70837 70842 71533 71641 71648 88577 88578 88580 155893) | |
Serravallian | USA (Virginia) | (45508 55690 57110 57111 57113 71627 71629 71642 71645 71806 71798 71800 71801 71811 71812 97416 201605) |