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 Formation
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 Formation
Tonoloway LimestoneSilurian
Williamsport SandstoneSilurian
Wills Creek LimestoneSilurian
gollark: Aug 26, it says.
gollark: Ah, my self-viewbombed hatchling came out female.
gollark: Except during that downtime or whatever, which probably shouldn't even occur for very long (it's in ~~stupidity~~ PHP so just a file-copying-over thingy).
gollark: https://dragcave.net/makeallmyeggsgold was functioning perfectly.
gollark: Not *all* of it.

See also

References
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 22 June 2014.
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