Sphaerosomatites |
Sphaerosomatites
|
Nd |
Nd |
|
Sphaerosomatites |
Sphaerosomatites mesocenoides
|
Nd |
Nd |
|
Sphaerosomatites |
Sphaerosomatites reticulatus
|
Nd |
Nd |
|
Sphaerosomatites |
Sphaerosomatites spiculosus
|
Nd |
Nd |
|
Sphaerosomatites |
Sphaerosomatites spinosus
|
Nd |
Nd |
|
Sphaerosomatites |
Sphaerosomatites verrucosus
|
Nd |
Nd |
|
Spinidinium |
Spinidinium styloniferum
|
Nd |
Nd |
|
Spiniferites |
Spiniferites
|
Nd |
Nd |
|
Spiniferites |
Spiniferites palmatus
|
Nd |
Nd |
|
Spiniferites |
Spiniferites ramosus
|
Nd |
Nd |
|
Spiniferites |
Spiniferites reginaldii
|
Nd |
Nd |
|
Spongodinium |
Spongodinium delitiense
|
Nd |
Nd |
|
Spongodinium |
Spongodinium solidum
|
Nd |
Nd |
|
Sporangites |
Sporangites chicagoensis
|
Nd |
Nd |
|
Sporangites |
Sporangites huronensis
|
Nd |
Nd |
|
Sporites |
Sporites intersignatus
|
Nd |
Nd |
|
Sporites |
Sporites parvulus
|
Nd |
Nd |
|