Cannosphaeropsis |
Cannosphaeropsis hyperacantha
|
Nd |
Campanian |
|
Cannosphaeropsis |
Cannosphaeropsis mirabilis
|
Nd |
Late Jurassic |
|
Cannosphaeropsis |
Cannosphaeropsis paucispina
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis perforata
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis peridictya
|
Nd |
Late Albian |
Cenomanian |
Cannosphaeropsis |
Cannosphaeropsis philippotii
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis pulchra
|
Nd |
Coniacian |
|
Cannosphaeropsis |
Cannosphaeropsis pusulosa
|
Nd |
Early Oligocene |
|
Cannosphaeropsis |
Cannosphaeropsis reticulensis
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis robusta
|
Nd |
Early Eocene |
|
Cannosphaeropsis |
Cannosphaeropsis scaffoldii
|
Nd |
Eocene |
|
Cannosphaeropsis |
Cannosphaeropsis speciosa
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis tutulosa
|
Nd |
Cenomanian |
|
Cannosphaeropsis |
Cannosphaeropsis urnaformis
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis ursulae
|
Nd |
Nd |
|
Cannosphaeropsis |
Cannosphaeropsis utinensis
|
Nd |
Nd |
|
Cantulodinium |
Cantulodinium protuberatum
|
Nd |
Pliensbachian |
Toarcian |