List of fossiliferous stratigraphic units in Maryland

This article contains a list of fossil-bearing stratigraphic units in the state of Maryland, U.S.

Sites
Group or Formation Period Notes
Allegheny FormationCarboniferous
Antietam FormationCambrian
Aquia FormationPaleogene
Brightseat FormationPaleogene
Calvert FormationNeogene
Chatham Group/Gettysburg FormationTriassic
Chemung FormationDevonian
Chesapeake Group/Calvert FormationNeogene
Chesapeake/Choptank FormationNeogene
Chesapeake/St. Marys FormationNeogene
Clinton Group/Keefer SandstoneSilurian
Clinton/Rochester ShaleSilurian
Clinton/Rose Hill FormationSilurian
Conemaugh GroupCarboniferous
Dunkard Group/Greene FormationPermian
Foreknobs FormationDevonian
Greenland Gap Group/Foreknobs FormationDevonian
Jennings FormationDevonian
Aquia FormationPaleogene
Magothy FormationCretaceous
Marcellus FormationDevonian
Matawan FormationCretaceous
McKenzie FormationSilurian
Merchantville FormationCretaceous
Mifflintown FormationSilurian
Monmouth FormationCretaceous
Nanjemoy FormationPaleogene
Onondaga FormationDevonian
Pamlico FormationNeogene
Pamunkey Group/Aquia FormationPaleogene
Pamunkey/Brightseat FormationPaleogene
Pamunkey/Nanjemoy FormationPaleogene
Arundel ClayCretaceous
Patapsco FormationCretaceous
Patuxent FormationCretaceous
Rockdale Run FormationOrdovician
Romney FormationDevonian
Severn FormationCretaceous
St. Marys FormationNeogene
Stonehenge LimestoneOrdovician
Talbot FormationNeogene
Tonoloway LimestoneSilurian
Williamsport SandstoneSilurian
Wills Creek LimestoneSilurian

See also

References
Wikisource has original works on the topic: Paleontology in the United States#Maryland
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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