. Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois. Geology, Stratigraphic; Paleobotany; Paleobotany. base Cordaites x1 - ttttut. *W ^ Calamostachys x2 x1 Mesocalamites ( Catamites) x1 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 Univer

---

. Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois. Geology, Stratigraphic; Paleobotany; Paleobotany. base Cordaites x1 - ttttut. *W ^ Calamostachys x2 x1 Mesocalamites ( Catamites) x1 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

---

Size: 1283px × 1947px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, booksubjectgeologystratigraphic, booksubjectpal