Ravn,R.L.

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
Florinites	Florinites diversiformis	Illinois	Early Pennsylvanian
Pseudoillinites	Pseudoillinites diversiformis	Illinois	Early Pennsylvanian
Perotrilites	Perotrilites parvigracilus	Illinois	Desmoinesian
Diaphanospora	Diaphanospora parvigracila	Illinois	Desmoinesian
Leiotriletes	Leiotriletes guennelii	Iowa	Pennsylvanian
Leiotriletes	Leiotriletes laevis	Iowa	Pennsylvanian
Leiotriletes	Leiotriletes priddyi	Iowa	Pennsylvanian
Leiotriletes	Leiotriletes sphaerotriangulus	Iowa	Pennsylvanian
Leiotriletes	Leiotriletes turgidus	Iowa	Pennsylvanian
Leiotriletes	Leiotriletes sp.1 sp. nov.	Iowa	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