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• File:C605-Figure-39.jpg  + (Map of the Illinois Basin showing channels and gray shale wedges affecting the Murphysboro, Colchester, Herrin, Baker, and Danville Coals.)
• File:C605-Figure-01.jpg  + (Map of the Illinois Basin showing the exte … Map of the Illinois Basin showing the extent of Pennsylvanian rocks, thickness of the Springfield Coal, and channels interrupting the coal. From Finley et al. (2005)'"`UNIQ--ref-00000001-QINU`"'. Straight lines separating polygons are artifacts of mapping protocol in original.artifacts of mapping protocol in original.)
• File:C605-Figure-35.jpg  + (Map of the Leslie Cemetery channel prepared for this study, using information from boreholes and mines. Lines of section for Figure 36 and Plate 6 are shown.)
• File:C605-Plate-01.jpg  + (Map of the southeastern part of the Illinois Basin showing the thickness of the Springfield Coal, channels that affect the coal, and major structural features)
• File:C605-Figure-43.jpg  + (Map showing the Walshville channel and sulfur content of the Herrin Coal. After Treworgy et al. (2000)'"`UNIQ--ref-00000001-QINU`"'. The four named areas of low-sulfur coal are all associated with thick Energy Shale adjacent to the channel.)
• File:C605-Figure-44.jpg  + (Map showing the Winslow–Henderson channel.)
• File:C605-Figure-10.jpg  + (Map showing the thickness and mined areas of the Springfield Coal throughout Illinois. After Treworgy et al. (1999)'"`UNIQ--ref-00000001-QINU`"'. Straight lines separating polygons are artifacts of mapping protocol in original.)
• File:C605-Figure-14.jpg  + (Map showing the thickness of the Dykersburg Member in the vicinity of Galatia channel in southeastern Illinois. From Treworgy et al. (1999)'"`UNIQ--ref-00000001-QINU`"'.)
• File:C605-Figure-47.jpg  + (Map showing the thickness of the Murphysboro Coal near the Oraville channel in Jackson and Perry Counties, southwestern Illinois. From Jacobson (1983)'"`UNIQ--ref-00000001-QINU`"')
• File:C605-Figure-34.jpg  + (Maps of the Leslie Cemetery channel. (a) R … Maps of the Leslie Cemetery channel. (a) Regional map showing the relationship to other channels. (b) Map of the northern part of the Leslie Cemetery channel, with the thickness of the Folsomville Member. From Eggert (1984), The Leslie Cemetery and Francisco distributary fluvial channels in the Petersburg Formation (Pennsylvanian) of Gibson County, Indiana, U.S.A., in R.A. Rahmani and R.M. Flores, eds., Sedimentology of coal and coal-bearing sequences: International Association of Sedimentologists, Special Publication 7 p. 311, 313. Copyright © 1984 The International Association of Sedimentologists.rnational Association of Sedimentologists.)

• File:C605-Figure-18.jpg  + (Photograph of an upright tree stump, rooted at the top of the coal and encased in mudstone of the Dykersburg Member, at American Coal’s Galatia Mine in Saline County, Illinois.)
• File:C605-Figure-29.jpg  + (Photograph of interlaminated carbonaceous shale and bright to dull coal close to the margin of the Sullivan channel in the Oaktown Mine in Knox County, Indiana.)
• File:C605-Figure-28.jpg  + (Photograph of interlaminated carbonaceous shale and bright to dull coal close to the margin of the Sullivan channel in the Oaktown Mine in Knox County, Indiana.)
• File:C605-Figure-19.jpg  + (Photograph of “rolls” at the top of the Sp … Photograph of “rolls” at the top of the Springfield Coal, filled with Dykersburg sediments, at American Coal’s Millennium Mine in Saline County, Illinois. Ragged splaying of coal layers at the margins of rolls evokes fibrous peat layers ripped out by strong currents.peat layers ripped out by strong currents.)
• File:C605-Figure-15.jpg  + (Photograph showing rhythmic lamination in … Photograph showing rhythmic lamination in sandy facies of the Dykersburg Member in American Coal’s Millennium Mine, Saline County, Illinois. Enlarged view at right. Reprinted from Palaeogeography, Palaeoclimatology, Palaeoecology, v. 487, p. 74, W.A. DiMichele, S.D. Elrick, and W.J. Nelson, Vegetational zonation in a swamp forest, Middle Pennsylvanian, Illinois Basin, U.S.A., indicates niche differentiation in a wetland plant community. Copyright 2017, with permission from Elsevier.right 2017, with permission from Elsevier.)
• File:C605-Figure-16.jpg  + (Photograph showing rhythmic lamination in sandy facies of the Dykersburg Member in the Millennium Mine, with lamination offlapping the top of the coal. Sediment thus was deposited in a wedge, prograding from left to right.)
• File:C605-Figure-09.jpg  + (Photograph showing underclay of the Springfield Coal at American Coal’s Galatia Mine, Saline County, Illinois. Field of view approximately 5 ft (1.5 m) square.)
• File:C605-Figure-21.jpg  + (Photographs of siltstone “splits” in the S … Photographs of siltstone “splits” in the Springfield Coal. (a) Upper “bench” of coal splitting into multiple layers, with ragged splaying of lower coal layers at the Millennium Mine. (b) Contact between the upper coal bench and a massive siltstone split in American Coal’s Millennium Mine, approximately 0.6 mi (1 km) west of the main Galatia channel. Notice the complete absence of root traces in the siltstone.e absence of root traces in the siltstone.)
• File:C605-Figure-17.jpg  + (Photographs showing large, well-preserved fronds of fossil plant foliage (Laevenopteris?) in the Dykersburg Member at Millennium Mine, Saline County, Illinois.)
• File:C605-Figure-20.jpg  + (Photographs showing the Springfield Coal “ … Photographs showing the Springfield Coal “split” by massive siltstone in the Millennium Mine. The lower view is a close-up of the upper view. Notice the ragged splaying of coal layers into the siltstone from both above and below, with one coal stringer crossing diagonally from the lower to the upper coal “bench.” Combined with the absence of roots beneath the upper bench, such geometry implies that the upper part of the peat deposit was rafted. Enlarged view at right. Brown and yellow stains resulted from iron-rich water seeping through the coal. iron-rich water seeping through the coal.)