. Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois. Geology, Stratigraphic; Paleobotany; Paleobotany. Guidebooklet: Illinois State Museum 33 Plate 4. Fig. 1. Palaeopteridium reussii x2 Fig. 2. Sphenopteris sp. xl Fig. 3. Sphenopteris sp. xl Fig. 4. Sphenophyllum cuneifolium ? x2 Fig. 5. Samaropsis newberryi xl. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Leary, Richard L; T
. Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois. Geology, Stratigraphic; Paleobotany; Paleobotany. Guidebooklet: Illinois State Museum 33 Plate 4. Fig. 1. Palaeopteridium reussii x2 Fig. 2. Sphenopteris sp. xl Fig. 3. Sphenopteris sp. xl Fig. 4. Sphenophyllum cuneifolium ? x2 Fig. 5. Samaropsis newberryi xl. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Leary, Richard L; Trask, C. Brian; Geological Society of America. North-Central Section. Meeting (19th : 1985 : Northern Illinois University). Champaign, Ill. : Illinois State Geological Survey
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Keywords: ., bookcentury1900, booksubjectgeologystratigraphic, booksubjectpal
