Acanthotriletes |
Acanthotriletes echinatus
|
Iowa |
Late Namurian |
Westphalian A |
Acanthotriletes |
Acanthotriletes sp.1
sp. nov. |
Iowa |
Late Namurian |
Westphalian A |
Acanthotriletes |
Acanthotriletes spinosus
|
Iowa |
Late Namurian |
Westphalian A |
Adelisporites |
Adelisporites multiplicatus
|
Iowa |
Late Namurian |
Westphalian A |
Ahrensisporites |
Ahrensisporites guerickei
|
Iowa |
Late Namurian |
Westphalian A |
Ahrensisporites |
Ahrensisporites guerickei
|
Iowa |
Late Namurian |
Westphalian A |
Anapiculatisporites |
Anapiculatisporites hispidus
|
Iowa |
Late Namurian |
Westphalian A |
Anapiculatisporites |
Anapiculatisporites spinosus
|
Iowa |
Late Namurian |
Westphalian A |
Anaplanisporites |
Anaplanisporites baccatus
|
Iowa |
Late Namurian |
Westphalian A |
Anulatisporites |
Anulatisporites bacatus
|
Iowa |
Namurian B |
Westphalian A |
Apiculatisporis |
Apiculatisporis setulosus
|
Iowa |
Late Namurian |
Westphalian A |
Apiculatisporis |
Apiculatisporis sp.1
sp. nov. |
Iowa |
Late Namurian |
Westphalian A |
Apiculatisporis |
Apiculatisporis sp.2
sp. nov. |
Iowa |
Late Namurian |
Westphalian A |
Apiculatisporis |
Apiculatisporis variocorneus
|
Iowa |
Late Namurian |
Westphalian A |
Apiculatisporites |
Apiculatisporites abditus
|
Iowa |
Late Namurian |
Westphalian A |
Azonotriletes |
Azonotriletes verrucosus
|
Iowa |
Late Namurian |
Westphalian A |
Bellispores |
Bellispores nitidus
|
Iowa |
Namurian B |
Westphalian A |