Pennsylvanian (geology)
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- New Insights on the Stepwise Collapse of the Carboniferous Coal Forests
- The Paleozoic and Mesozoic Rocks; a Discussion to Accompany the Geologic Map of the United States
- Phanerozoic Chronostratigraphy: Top-Down Instead of Bottom-Up Boundary Definitions †
- The Pennsylvanian Climate Gone Wild
- THE GEOLOGIC TIME SCALE Table 1
- Michilogic Time Line
- Late Mississippian and Pennsylvanian Depositional History in the Arkoma Basin Area, Oklahoma and Arkansas
- Carboniferous Geology and Biostratigraphy of the Appalachian Basin
- Geology of the Pennsylvanian and Permian Cutler Group and Permian Kaibab Limestone in the Paradox Basin, Southeastern Utah and Southwestern Colorado
- Geologic Time Scale for Kansas
- Geometric Morphometric Analysis and Taxonomic Revision of the Gzhelian (Late Pennsylvanian) Conodont Idiognathodus Simulator from North America
- Kasimovian Stage in Marine Sequence of the Later Pennsylvanian of Russia and Definition of Lower Boundary
- The Carboniferous System. Use of the New Official Names for the Subsystems, Series, and Stages
- The Geological Society of America, Inc
- The Geological Story of Pennsylvania (3Rd Ed.): Pennsylvania Geological Survey, 4Th Ser., Educational Series 4, 44 P
- Current Status of the International Carboniferous Time Scale
- Pennsylvanian Unconformity in Indiana
- Carboniferous Newsletter 2004