Byron Formation

The Byron Formation is a geologic formation in Michigan and Wisconsin.^[1] It preserves fossils dating back to the Silurian period.

See also

• List of fossiliferous stratigraphic units in Wisconsin
• Paleontology in Michigan
• Paleontology in Wisconsin

References

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Chronostratigraphy of Michigan

Ph

Cz	Q Pleistocene indet. Glacial till
Mz	J indet. Ionia Formation
Pz	C ⁋ Grand River Formation Saginaw Formation indet. Parma Sandstone M Bayport Limestone Coldwater Shale Marshall Sandstone Sunbury Shale D Upper indet. Antrim Shale Bedford Shale Berea Sandstone Ellsworth Shale Frasnian Squaw Bay Limestone Middle Givetian Squaw Bay Limestone Alpena Limestone Amherstburg Formation Anderdon Limestone Bell Shale Bois Blanc Formation Dundee Limestone Ferron Point Formation Long Lake Limestone Lucas Formation Rockport Quarry Limestone Rogers City Limestone Sylvania Sandstone Thunder Bay Limestone Lower Garden Island Formation S indet. Bertie Formation Byron Formation Bush Bay Formation Cordell Formation Hendricks Formation Lime Island Formation Pointe aux Chenes Formation Put-in-Bay Dolomite Raisin River Dolomite Rapson Creek Formation Rockview Formation Salina Group Schoolcraft Formation St. Ignace Dolomite Llandovery Cabot Head Shale Manitoulin Dolomite O Upper Sandbian Bill's Creek Shale Big Hill Formation Stonington Formation Middle Darriwilian Bill's Creek Shale Black River Formation Collingwood Shale Trenton Formation Lower Au Train Formation Є Munising Formation

pЄ

♇	Copper Harbor Conglomerate Freda Sandstone Jacobsville Sandstone Nonesuch Shale

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