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
Reticulitriletes	Reticulitriletes clatriformis	Turkey	Westphalian A
Reticulatisporites	Reticulatisporites clatriformis	Turkey	Westphalian A
Echinatisporis	Echinatisporis novicus	USSR(Ukrainian SSR)	Middle Carboniferous
Acanthotriletes	Acanthotriletes novicus	USSR(Ukrainian SSR)	Middle Carboniferous
Anapiculatisporites	Anapiculatisporites spinosus	W.Germany(N.Rhine)	Westphalian B
Apiculatasporites	Apiculatasporites aculeatus	W.Germany(N.Rhine)	Westphalian C
Apiculatasporites	Apiculatasporites spinosus	W.Germany(N.Rhine)	Westphalian B
Apiculatisporites	Apiculatisporites spinosus	W.Germany(N.Rhine)	Westphalian B
Pilosisporites	Pilosisporites microspinosus	W.Germany(N.Rhine)	Westphalian C
Apiculatisporites	Apiculatisporites microspinosus	W.Germany(N.Rhine)	Westphalian C
Diaphanospora	Diaphanospora plissata	W.Germany(N.Rhine)	Westphalian B
Palliolatisporites	Palliolatisporites plissata	W.Germany(N.Rhine)	Westphalian B
Apiculatisporis	Apiculatisporis aculeatus	W.Germany(N.Rhine)	Westphalian C
Pustulatisporites	Pustulatisporites protuberatus	W.Germany(N.Rhine)	Westphalian B
Anapiculatisporites	Anapiculatisporites protuberatus	W.Germany(N.Rhine)	Westphalian B
Apiculatasporites	Apiculatasporites spinosus	W.Germany(N.Rhine)	Morrowan	Desmoinesian
Apiculatisporites	Apiculatisporites aculeatus	W.Germany(N.Rhine)	Westphalian C