Tuscarora Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Silurian
 ....Lower Silurian
 .....Tuscarora Formation
RTVirginia
 Pennsylvania
 Maryland
 West Virginia
SNIn central Pennsylvania, it is gradational with overlying Rose Hill Formation and transitional with underlying Juniata Formation. In W Maryland, central S and E Pennsylvania, W Virginia, and E West Virginia.