Ravn,R.L.

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
Pileatisporites	Pileatisporites bakerii	Iowa	Morrowan	Atokan
Pilosisporites	Pilosisporites aculeolatus	Iowa	Middle Pennsylvanian
Pilosisporites	Pilosisporites aculeolatus	Illinois	Middle Pennsylvanian
Pilosisporites	Pilosisporites bellus	Congo	Early Permian
Pilosisporites	Pilosisporites bradiensis	Australia(Tasmania)	Triassic
Pilosisporites	Pilosisporites brevipapillosus	Nd	Nd
Pilosisporites	Pilosisporites castanea	Scotland(Fife)	Namurian A
Pilosisporites	Pilosisporites concavus	France(Tarn)	Stephanian A	Stephanian B
Pilosisporites	Pilosisporites dimorphus	Iowa	Middle Pennsylvanian
Pilosisporites	Pilosisporites dimorphus	Pennsylvania	Allegheny
Pilosisporites	Pilosisporites falcatus	Iowa	Atokan
Pilosisporites	Pilosisporites falcatus	Nd	Paleozoic
Pilosisporites	Pilosisporites filiformis	Australia	Permian
Pilosisporites	Pilosisporites golenvauxii	Congo	Late Artinskian
Pilosisporites	Pilosisporites hastatus	Scotland	Late Visean
Pilosisporites	Pilosisporites microspinosus	W.Germany(N.Rhine)	Westphalian C
Pilosisporites	Pilosisporites splendidus	England(Derbyshire)	Namurian A