Potomac Formation

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The Potomac Formation are Lower Cretaceous strata located in Delaware, Maryland and New Jersey, in the eastern United States.


Flora found include large cycads.[1]

[edit] References

  1. ^ Ward LF (1894) Recent Discoveries of Cycadean Trunks in the Potomac Formation of Maryland Bulletin of the Torrey Botanical Club, Vol. 21, No. 7 (Jul. 20, 1894), pp. 291-299 doi:10.2307/2477918