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Author:
Ravn,R.L.
Year:
1986
Title:
Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa
Reference:
Ravn,R.L. (1986) Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa Iowa Geological Survey,Technical Paper # 7 P. 1- 244
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Genus Species Country(Region) From To
Renisporites Renisporites confossus Iowa Middle Pennsylvanian
Renisporites Renisporites confossus Iowa Morrowan
Reticulatisporites Reticulatisporites clatriformis Iowa Morrowan
Reticulatisporites Reticulatisporites clatriformis Turkey Westphalian A
Reticulatisporites Reticulatisporites facierugosus Iowa Middle Pennsylvanian
Reticulatisporites Reticulatisporites lacunosus Iowa Middle Pennsylvanian
Reticulatisporites Reticulatisporites magnidictyus Iowa Morrowan
Reticulatisporites Reticulatisporites mediareticulatus Iowa Morrowan Desmoinesian
Reticulatisporites Reticulatisporites muricatus Iowa Morrowan Desmoinesian
Reticulatisporites Reticulatisporites polygonalis Iowa Morrowan Desmoinesian
Reticulatisporites Reticulatisporites reticulatus Iowa Middle Pennsylvanian
Reticulatisporites Reticulatisporites reticulocingulum Iowa Morrowan Desmoinesian
Reticulitriletes Reticulitriletes Nd Nd
Reticulitriletes Reticulitriletes clatriformis Iowa Morrowan
Reticulitriletes Reticulitriletes clatriformis Turkey Westphalian A
Reticulitriletes Reticulitriletes cuniculosus Australia(W.Australia) Visean
Reticulitriletes Reticulitriletes densoreticulatus Iowa Atokan