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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
Microreticulatisporites Microreticulatisporites sp.1 sp. nov. Iowa Pennsylvanian
Dictyotriletes Dictyotriletes bireticulatus Iowa Pennsylvanian
Dictyotriletes Dictyotriletes castanaeformis Iowa Pennsylvanian
Dictyotriletes Dictyotriletes densoreticulatus Iowa Pennsylvanian
Dictyotriletes Dictyotriletes distortus Iowa Pennsylvanian
Dictyotriletes Dictyotriletes reticulocingulum Iowa Pennsylvanian
Camptotriletes Camptotriletes bucculentus Iowa Pennsylvanian
Camptotriletes Camptotriletes corrugatus Iowa Pennsylvanian
Latipulvinites Latipulvinites kosankii Iowa Pennsylvanian
Ahrensisporites Ahrensisporites guerickei Iowa Pennsylvanian
Stellisporites Stellisporites inflatus Iowa Pennsylvanian
Tantillus Tantillus triquetrus Iowa Pennsylvanian
Triquitrites Triquitrites additus Iowa Pennsylvanian
Triquitrites Triquitrites bransonii Iowa Pennsylvanian
Triquitrites Triquitrites crassus Iowa Pennsylvanian
Triquitrites Triquitrites exiguus Iowa Pennsylvanian
Triquitrites Triquitrites minutus Iowa Pennsylvanian