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Original Version || Changes Highlighted || Final Version


new version of Cenozoic chart


Original Version || Changes Highlighted || Final Version

Start || Older...

Original Cretaceous stratigraphy discussed in Bayne, C.K.; and O'Connor, H.G., 1968, Tertiary System; in, Zeller, D.E., (ed.); The stratigraphic succession in Kansas: Kansas Geological Survey, Bulletin, no. 189, pp. 58-59 and
Bayne, C.K.; and O'Connor, H.G., 1968, Quaternary System; in, Zeller, D.E., (ed.); The stratigraphic succession in Kansas: Kansas Geological Survey, Bulletin, no. 189, pp. 59-67
http://www.kgs.ku.edu/Publications/Bulletins/189/10_ceno.html

Change of System and Series names and removal of Ogallala members based on
Ludvigson, G.A., Sawin, R.S., Franseen, E.K., Watney, W.L., West, R.R., and Smith, J.J, 2009, A Review of the Stratigraphy of the Ogallala Formation and Revision of Neogene ("Tertiary") Nomenclature in Kansas; in, Current Research in Earth Sciences: Kansas Geological Survey, Bulletin 256, part 2.
http://www.kgs.ku.edu/Current/2009/Ludvigson/index.html