Acanthotriletes |
Acanthotriletes multisetus
|
Iowa |
Late Eifelian |
Early Givetian |
Acanthotriletes |
Acanthotriletes sp
|
Iowa |
Late Eifelian |
Early Givetian |
Ancyrospora |
Ancyrospora ancyrea
|
Iowa |
Late Eifelian |
Early Givetian |
Ancyrospora |
Ancyrospora grandispinosa
|
Iowa |
Late Eifelian |
Early Givetian |
Apiculatisporis |
Apiculatisporis elegans
|
Iowa |
Late Eifelian |
Early Givetian |
Acinosporites |
Acinosporites sp
sp. nov. |
Iowa |
Late Eifelian |
Early Givetian |
Archaeozonotriletes |
Archaeozonotriletes sp
|
Iowa |
Late Eifelian |
Early Givetian |
Biharisporites |
Biharisporites sp
|
Iowa |
Late Eifelian |
Early Givetian |
Calyptosporites |
Calyptosporites proteus
|
Iowa |
Late Eifelian |
Early Givetian |
Diaphanospora |
Diaphanospora sp
|
Iowa |
Late Eifelian |
Early Givetian |
Diatomozonotriletes |
Diatomozonotriletes sp
|
Iowa |
Late Eifelian |
Early Givetian |
Dibolisporites |
Dibolisporites sp
|
Iowa |
Late Eifelian |
Early Givetian |
Dibrochosporites |
Dibrochosporites nodosus
|
Iowa |
Late Eifelian |
Early Givetian |
Emphanisporites |
Emphanisporites sp
|
Iowa |
Late Eifelian |
Early Givetian |
Emphanisporites |
Emphanisporites rotatus
|
Iowa |
Late Eifelian |
Early Givetian |
Geminospora |
Geminospora sp
|
Iowa |
Late Eifelian |
Early Givetian |
Geminospora |
Geminospora svalbardiae
|
Iowa |
Late Eifelian |
Early Givetian |