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
Apiculatisporis	Apiculatisporis baccatus	Iowa	Morrowan	Desmoinesian
Apiculatisporis	Apiculatisporis concavus	France(Tarn)	Stephanian A	Stephanian B
Apiculatisporis	Apiculatisporis filiformis	Australia(NSW)	Late Permian
Apiculatisporis	Apiculatisporis globosus	Nd	Nd
Apiculatisporis	Apiculatisporis iucundus	France(Lorraine)	Early Stephanian
Apiculatisporis	Apiculatisporis lappites	Iowa	Middle Pennsylvanian
Apiculatisporis	Apiculatisporis lentus	Australia(Queensland)	Middle Triassic
Apiculatisporis	Apiculatisporis microconus	Scotland(Orkney)	Eifelian	Givetian
Apiculatisporis	Apiculatisporis microechinatus	Canada(NWT,Franklin)	Givetian
Apiculatisporis	Apiculatisporis ovalis	Sweden	Liassic
Apiculatisporis	Apiculatisporis saetiger	Iowa	Middle Pennsylvanian
Apiculatisporis	Apiculatisporis spinososaetosus	Iowa	Middle Pennsylvanian
Apiculatisporis	Apiculatisporis spinososaetosus	Iowa	Middle Pennsylvanian
Apiculatisporis	Apiculatisporis spinosus	Nd	Nd
Apiculatisporis	Apiculatisporis variocorneus	Iowa	Morrowan	Atokan
Apiculatisporis	Apiculatisporis variocorneus	England(Gloucestershire)	Early Westphalian A
Apiculatisporites	Apiculatisporites abditus	Iowa	Morrowan	Desmoinesian