Ravn,R.L.

Author:
Ravn,R.L.;Fitzgerald,D.J.

Year:
1982

Title:
A Morrowan, (Upper Carboniferous), miospore flora from eastern Iowa, USA.

Reference:

Ravn,R.L. et al. (1982) A Morrowan, (Upper Carboniferous), miospore flora from eastern Iowa, USA. Pal¤eontographica Abteilung B Vol. 183 # 4 P. 108- 172

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Genus	Species	Country(Region)	From	To
Convolutispora	Convolutispora florida	Iowa	Late Namurian	Westphalian A
Convolutispora	Convolutispora fromensis	Iowa	Late Namurian	Westphalian A
Convolutispora	Convolutispora lepida	Iowa	Late Namurian	Westphalian A
Convolutispora	Convolutispora mellita	Iowa	Late Namurian	Westphalian A
Convolutispora	Convolutispora sp.1 sp. nov.	Iowa	Late Namurian	Westphalian A
Costatascyclus	Costatascyclus crenatus	Iowa	Namurian B	Westphalian A
Crassispora	Crassispora kosankei	Iowa	Namurian B	Westphalian A
Crassispora	Crassispora plicata	Iowa	Namurian B	Westphalian A
Cristatisporites	Cristatisporites connexus	Iowa	Namurian B	Westphalian A
Cristatisporites	Cristatisporites indignabundus	Iowa	Namurian B	Westphalian A
Cyclogranisporites	Cyclogranisporites lasius	Iowa	Late Namurian	Westphalian A
Cyclogranisporites	Cyclogranisporites minutus	Iowa	Late Namurian	Westphalian A
Deltoidospora	Deltoidospora ornata	Iowa	Late Namurian	Westphalian A
Densosporites	Densosporites aculeatus	Iowa	Namurian B	Westphalian A
Densosporites	Densosporites annulatus	Iowa	Namurian B	Westphalian A
Densosporites	Densosporites irregularis	Iowa	Namurian B	Westphalian A
Densosporites	Densosporites oblatus	Iowa	Namurian B	Westphalian A