Template:Chronostratigraphy of Minnesota
Revision as of 20:12, 7 July 2018 by imported>J. Spencer (added to units; divided Cambrian based on known trilobite zonation; Upper Ordovician could be divided further but not clear where Katian/Sandian line would be (somewhere in Cummingsville or Prosser, most likely); not sure why Archean doesn't show)