The Lorraine Group is a geologic group in the northeastern United States and southeastern Canada.
It preserves fossils dating back to the Ordovician Period.
The group is host to pyritized trilobites and other fossils in New York including the Beecher's Trilobite Bed.Farrell, Úna C., et al., Beyond Beecher's Trilobite Bed: Widespread pyritization of soft tissues in the Late Ordovician Taconic foreland basin, Geology, v. 37 no. 10 p. 907-910
See also
List of fossiliferous stratigraphic units in Indiana List of fossiliferous stratigraphic units in Kentucky List of fossiliferous stratigraphic units in New York List of fossiliferous stratigraphic units in Ohio List of fossiliferous stratigraphic units in Ontario List of fossiliferous stratigraphic units in Quebec List of fossiliferous stratigraphic units in Tennessee
References