Muderongia |
Muderongia sp
|
Utah |
Early Albian |
|
Spinidinium |
Spinidinium vestitum
|
Utah |
Late Albian |
|
Cribroperidinium |
Cribroperidinium edwardsii
|
Utah |
Late Albian |
Turonian |
Alterbia |
Alterbia sp
|
Utah |
Cenomanian |
Early Campanian |
Palaeohystrichophora |
Palaeohystrichophora infusorioides
|
Utah |
Turonian |
Early Campanian |
Chatangiella |
Chatangiella victoriensis
|
Utah |
Coniacian |
Early Campanian |
Dinogymnium |
Dinogymnium sp
|
Utah |
Coniacian |
Early Campanian |
Asteropollis |
Asteropollis asteroides
|
Utah |
Early Albian |
|
Januasporites |
Januasporites spiniferus
|
Utah |
Albian |
|
Appendicisporites |
Appendicisporites unicus
|
Utah |
Albian |
|
Appendicisporites |
Appendicisporites auritus
|
Utah |
Albian |
Turonian |
Proteacidites |
Proteacidites retusus
|
Utah |
Coniacian |
Maastrichtian |
Pseudoplicapollis |
Pseudoplicapollis newmanii
|
Utah |
Early Campanian |
|
Aquilapollenites |
Aquilapollenites quadrilobus
|
Utah |
Maastrichtian |
|
Muderongia |
Muderongia sp
|
Wyoming |
Early Albian |
|
Spinidinium |
Spinidinium vestitum
|
Wyoming |
Late Albian |
|
Cribroperidinium |
Cribroperidinium edwardsii
|
Wyoming |
Late Albian |
Turonian |