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Ben CreislerThe primary source cited is free online and has a few more details (pgs. 204, 205):
Handbook of Illinois Stratigraphy (1975)
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This paper does not directly address the Bayler Formation (it's mentioned), but it covers related formations in other states.
Ludvigson, G., Witzke, B.J., Joeckel, R.M., Ravn, R.L., Phillips, P.L., GonzÃlez, L.A. & Brenner, R.L. (2010). New insights on the sequence stratigraphic architecture of the Dakota Formation in Kansas-Iowa-Nebraska from a decade of sponsored research activity. Current Research in Earth Sciences 258(1), 1-35.On Sat, Aug 10, 2019 at 5:33 AM Thomas Richard Holtz <tholtz@umd.edu> wrote:Greetings,A quick check on GEOLEX at USGS and on scholar.google.com yields essentially no more than you posted.ILSTRAT has some more, but not much:Âhttps://isgs.illinois.edu/ilstrat/index.php/Baylis_FormationÂThere is slightly more in the following:Hope this helpsOn Sat, Aug 10, 2019 at 12:45 AM John Schneiderman <john-schneiderman@cox.net> wrote:The Baylis Formation is made up of two distinct members: the lower Hadley Gravel Member and the upper, sandy Kiser Creek Member.
What is the age/age range of the Baylis Formation of southern Illinois?
What is its depositional history?
What other formation(s)/member(s) does it correlate to?
Are there any notable/index fossils found within?
References:
ANDREWS, G. W., 1958, Windrow Formation of Upper Mississippi Valley region: Journal of Geology, v. 66, p. 597-624.
FRYE, J. C., H. B. WILLMAN, and H. D. GLASS, 1964, Cretaceous deposits and the Illinoian glacial boundary in western Illinois: Illinois State Geological Survey Circular 364, 28 p--Thomas R. Holtz, Jr.
Email:Âtholtz@umd.eduÂÂÂÂÂÂÂÂ Phone: 301-405-4084
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