ILLINOIAN AND KANSAN MOLLUSCAN FAUNAS 17 



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Frye, J. C, and A. B. Leonard, 1967, Buried soils, fossil mollusks, and Late 

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Frye, J. C, and H. B. Willman, 1958, Permafrost features near the Wisconsinan 

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Johnson, W. H., D. L. Gross, and S. R. Moran, in press, Till stratigraphy of 

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Leonard, A. B., 1952, Illinoian and Wisconsinan molluscan faunas in Kansas: 

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Leonard, A. B., and J. C. Frye, 1960, Wisconsinan molluscan faunas of the 

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MacClintock, Paul, 1929, I. Physiographic divisions of the area covered by the 

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Wanless, H. R., 1957, Geology and mineral resources of the Beard stown, Glas- 

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