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- ...he Pleistocene of Illinois (fig. 1). The name is derived from the Aftonian Stage, which was first described ...s at that locality are between two tills, subsequently correlated with the Kansan and Nebraskan, but no well developed zonal soil occurs between them. <br>5 KB (797 words) - 16:19, 4 January 2017
- ...osits of Illinoian age. He described the soil as the weathered zone on the Kansan drift. ...he period of soil formation may have been much longer than the Yarmouthian Stage, and the soil was truncated before deposition of the overlying Loveland Sil7 KB (1,133 words) - 22:43, 3 January 2017
- ...s at that locality are between two tills, subsequently correlated with the Kansan and Nebraskan, but no well developed zonal soil occurs between them. <br> ...ained because of the long-established use of Aftonian for the interglacial stage, in spite of the absence of the soil at the original type locality and cons6 KB (858 words) - 17:09, 4 January 2017
- ...osits of Illinoian age. He described the soil as the weathered zone on the Kansan drift. ...he period of soil formation may have been much longer than the Yarmouthian Stage, and the soil was truncated before deposition of the overlying Loveland Sil8 KB (1,197 words) - 22:33, 12 January 2017
- ...by Silt is in the earliest part of the Jubileean Substage of the Illinoian Stage. It is a pro-glacial deposit of the advancing glacier that deposited the Ra JOHNSON, W. H., 1964, Stratigraphy and petrography of Illinoian and Kansan drift in central Illinois: Illinois State Geological Survey Circular 378, 33 KB (389 words) - 22:26, 3 January 2017
- The Loveland Silt occurs stratigraphically above the Kansan Till and below loess now correlated with the Roxana. Kay and Graham (1943) ...ies in western Illinois, in northwestern Illinois, and also in the area of Kansan glaciation in western Illinois (pl.2). In these areas it is a distinctive r6 KB (856 words) - 22:23, 3 January 2017
- The Loveland Silt occurs stratigraphically above the Kansan Till and below loess now correlated with the Roxana. Kay and Graham (1943) ...ies in western Illinois, in northwestern Illinois, and also in the area of Kansan glaciation in western Illinois (pl.2). In these areas it is a distinctive r6 KB (911 words) - 21:17, 12 January 2017
- ...by Silt is in the earliest part of the Jubileean Substage of the Illinoian Stage. It is a pro-glacial deposit of the advancing glacier that deposited the Ra JOHNSON, W. H., 1964, Stratigraphy and petrography of Illinoian and Kansan drift in central Illinois: Illinois State Geological Survey Circular 378, 33 KB (446 words) - 22:04, 12 January 2017
- ...leistocene Series includes the Holocene (Recent), which is classified as a stage rather than as a separate series, the usage accepted by many others. ...zed representation of stratigraphic relations of deposits of the Illinoian Stage in west-central and western Illinois is shown by figure Q-7, and another of14 KB (2,141 words) - 16:42, 10 January 2017
- ...leistocene Series includes the Holocene (Recent), which is classified as a stage rather than as a separate series, the usage accepted by many others. ...zed representation of stratigraphic relations of deposits of the Illinoian Stage in west-central and western Illinois is shown by figure Q-7, and another of15 KB (2,213 words) - 16:41, 10 January 2017
- ...l but the earliest part of the Illinoian Stage, and all of the Sangamonian Stage. It is largely the deposit of glaciers of the Lake Michigan Lobe, but the d JOHNSON, W. H., 1964, Stratigraphy and petrography of Illinoian and Kansan drift in central Illinois: Illinois State Geological Survey Circular 378, 311 KB (1,564 words) - 22:23, 3 January 2017
- ...l but the earliest part of the Illinoian Stage, and all of the Sangamonian Stage. It is largely the deposit of glaciers of the Lake Michigan Lobe, but the d JOHNSON, W. H., 1964, Stratigraphy and petrography of Illinoian and Kansan drift in central Illinois: Illinois State Geological Survey Circular 378, 311 KB (1,623 words) - 21:14, 12 January 2017