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
Pustulatisporites	Pustulatisporites protuberatus	Iowa	Morrowan
Pustulatisporites	Pustulatisporites protuberatus	Iowa	Morrowan
Pustulatisporites	Pustulatisporites protuberatus	W.Germany(N.Rhine)	Westphalian B
Pustulatisporites	Pustulatisporites pustulatus	Iowa	Morrowan	Atokan
Pustulatisporites	Pustulatisporites sp.1 sp. nov.	Iowa	Morrowan
Pustulatisporites	Pustulatisporites vegrandis	Iowa	Morrowan
Pustulatisporites	Pustulatisporites verrucifer	Iowa	Desmoinesian
Quasillinites	Quasillinites diversiformis	Iowa	Morrowan	Desmoinesian
Radiizonates	Radiizonates difformis	Iowa	Atokan
Radiizonates	Radiizonates karczewskii	Iowa	Atokan
Radiizonates	Radiizonates striatus	Iowa	Morrowan
Raistrickia	Raistrickia abdita	Iowa	Morrowan	Desmoinesian
Raistrickia	Raistrickia breveminens	Iowa	Morrowan	Desmoinesian
Raistrickia	Raistrickia clavata	Iowa	Desmoinesian
Raistrickia	Raistrickia condylosa	Ireland	Early Famennian	Middle Tournaisian
Raistrickia	Raistrickia crinita	Iowa	Desmoinesian
Raistrickia	Raistrickia crocea	Iowa	Morrowan	Desmoinesian