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Études critiques sur les mollusques fossiles par Ls. Agassiz.

Études critiques sur les mollusques fossiles par Ls. Agassiz.

Études critiques sur les mollusques fossiles par Ls. Agassiz.

Synopsis of the mollusca of the Cretaceous formation, including the geographical and stratigraphical range and synonymy

• Types of late Cenozoic gastropods in the Frank Collins Baker Collection, Illinois State Geological Survey.
  المؤلفون: Leonard, A. Byron
• The late Woodfordian Jules soil and associated Molluscan faunas
  المؤلفون: Frye, John Chapman
• Chronology and molluscan paleontology of two post-Woodfordian bogs in northeastern Illinois
  المؤلفون: Leonard, A. Byron

• Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois
  المؤلفون: Winslow, Marcia R.
• Spores in strata of late Pennsylvanian cyclothems in the Illinois Basin
  المؤلفون: Peppers, Russel A.
• Some fern-like fructifications and their spores from the Mazon Creek compression flora of Illinois (Pennsylvanian)
  المؤلفون: Pfefferkorn, Hermann W. ,  Peppers, Russel A.