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
Granulatisporites	Granulatisporites verrucosus	Iowa	Late Namurian	Westphalian A
Grumosisporites	Grumosisporites varioreticulatus	Iowa	Namurian B	Westphalian A
Gulisporites	Gulisporites torpidus	Iowa	Late Namurian	Westphalian A
Hymenospora	Hymenospora caperata	Iowa	Namurian B	Westphalian A
Hymenospora	Hymenospora multirugosa	Iowa	Namurian B	Westphalian A
Hymenospora	Hymenospora sp.1 sp. nov.	Iowa	Namurian B	Westphalian A
Illinites	Illinites diversiformis	Iowa	Namurian B	Westphalian A
Illinites	Illinites unicus	Iowa	Namurian B	Westphalian A
Knoxisporites	Knoxisporites dissidius	Iowa	Late Namurian	Westphalian A
Knoxisporites	Knoxisporites seniradiatus	Iowa	Late Namurian	Westphalian A
Knoxisporites	Knoxisporites stephanophorus	Iowa	Late Namurian	Westphalian A
Knoxisporites	Knoxisporites triradiatus	Iowa	Late Namurian	Westphalian A
Kosankeisporites	Kosankeisporites elegans	Iowa	Namurian B	Westphalian A
Laevigatosporites	Laevigatosporites contactus sp. nov.	Iowa	Namurian B	Westphalian A
Laevigatosporites	Laevigatosporites desmoinesensis	Iowa	Namurian B	Westphalian A
Laevigatosporites	Laevigatosporites maximus	Iowa	Namurian B	Westphalian A
Laevigatosporites	Laevigatosporites medius	Iowa	Namurian B	Westphalian A