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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
Camptotriletes Camptotriletes corrugatus Iowa Pennsylvanian
Cappasporites Cappasporites distortus Iowa Pennsylvanian
Cingulizonates Cingulizonates loricatus Iowa Pennsylvanian
Cirratriradites Cirratriradites annuliformis Iowa Pennsylvanian
Cirratriradites Cirratriradites maculatus Iowa Pennsylvanian
Cirratriradites Cirratriradites reticulatus sp. nov. Iowa Pennsylvanian
Cirratriradites Cirratriradites saturni Iowa Pennsylvanian
Colatisporites Colatisporites decorus Iowa Pennsylvanian
Convolutispora Convolutispora cerina sp. nov. Iowa Pennsylvanian
Convolutispora Convolutispora sp.1 sp. nov. Iowa Pennsylvanian
Convolutispora Convolutispora sp.2 sp. nov. Iowa Pennsylvanian
Costatascyclus Costatascyclus crenatus Iowa Pennsylvanian
Crassispora Crassispora annulata sp. nov. Iowa Pennsylvanian
Crassispora Crassispora kosankei Iowa Pennsylvanian
Crassispora Crassispora kosankei Iowa Pennsylvanian
Crassispora Crassispora medius Iowa Pennsylvanian
Crassispora Crassispora plicata Iowa Pennsylvanian