By Wallace Lee With Report on Fossils of Mississippian Age from
Well Cores in Western Kansas By George H. Girty Originally
published in 1940 as Kansas Geological Survey Bulletin 33. This
is, in general, the original text as published. The information
has not been updated. This report embodies the results of a
study of the Mississippian rocks that lie below the surface in
Kansas. The study has been carried on as a cooperative project
of the State Geological Survey of Kansas and the Federal
Geological Survey. The object of the investigation has been to
acquire and publish information that will be of value in the
further development of the oil and gas resources of the state. A
report dealing with the thickness of the Mississippian
limestones and the relation of their thickness to the structure
of the rocks and to oil and gas pools has already been
published. The present paper deals chiefly with the stratigraphy
of the Mississippian rocks, and will also be of interest to the
oil industry. Criteria for distinguish