Detroit River Group

The Detroit River Group is a geologic group in Michigan and Ohio. It preserves fossils dating back to the Devonian period.

Detroit River Group
Stratigraphic range: Devonian
Lucas Dolomite, upper Detroit River Group, Middle Devonian (quarry near Junction, Ohio)
TypeGroup
Sub-unitsLucas Dolomite, Formosa Reef Limestone
UnderliesDundee Limestone and Traverse Formation
OverliesHolland Quarry Shale and Wabash Formation
Location
RegionIndiana, Michigan and Ohio
CountryUnited States

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.

Further reading
  • Brian R. Pratt, Lower Devonian Stromatoporoid reefs. Formosa Reef Limestone (Detroit River Group) of Southwestern Ontario. In: Reefs, Canada and Adjacent Area, ed. by H.H.J. Geldsetzer, N.P. James and G.E. Tebbutt, Editors Canadian Society of Petroieum Geologists Memoir 13, 1989, p. 506-509
  • Gilbert Klapper and, William A. Oliver, Jr., The Detroit River Group is Middle Devonian: Discussion on "Early Devonian age of the Detroit River Group, inferred from Arctic stromatoporoids". (Canadian Journal of Earth Sciences, 1995, 32(7): 1070–1073, https://doi.org/10.1139/e95-088



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