Author:
Ravn,R.L.
Year:
1979
Title:
An introduction to the stratigraphic palynology of the Cherokee Group (Pennsylvanian) coals of Iowa.
Reference:
Ravn,R.L. (1979) An introduction to the stratigraphic palynology of the Cherokee Group (Pennsylvanian) coals of Iowa. Iowa Geological Survey,Technical Paper # 6 P. 1- 117
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Genus Species Country(Region) From To
Potonieisporites Potonieisporites elegans Iowa Pennsylvanian
Potonieisporites Potonieisporites solidus sp. nov. Iowa Pennsylvanian
Pseudoillinites Pseudoillinites Iowa Pennsylvanian
Pseudoillinites Pseudoillinites diversiformis Iowa Pennsylvanian
Pseudoillinites Pseudoillinites diversiformis Illinois Early Pennsylvanian
Punctatisporites Punctatisporites aerarius Iowa Pennsylvanian
Punctatisporites Punctatisporites curviradiatus Iowa Pennsylvanian
Punctatisporites Punctatisporites edgarensis Iowa Pennsylvanian
Punctatisporites Punctatisporites edgarensis Iowa Pennsylvanian
Punctatisporites Punctatisporites kankakeensis Iowa Pennsylvanian
Punctatisporites Punctatisporites minutus Iowa Pennsylvanian
Punctatisporites Punctatisporites nitidus Iowa Pennsylvanian
Punctatisporites Punctatisporites nudus Iowa Pennsylvanian
Punctatisporites Punctatisporites obliquus Iowa Pennsylvanian
Punctatisporites Punctatisporites saetiger Iowa Pennsylvanian
Punctatisporites Punctatisporites saetiger Kentucky Conemaugh Monongahela
Punctatisporites Punctatisporites sp.1 sp. nov. Iowa Pennsylvanian