This geologic formation with fossils dating back to the Carboniferous period was originaly called what by many Lawrence residents?
Oread Limestone The Oread Limestone is a geologic formation of the Shawnee Group exposed in Kansas, Nebraska, Missouri, Oklahoma, and Iowa. The type locality is Mount Oread within Lawrence, Kansas. It preserves fossils dating back to the Carboniferous period.
Oologah Formation The Oologah Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Carboniferous period.