Baltisphaeridium |
Baltisphaeridium sp
|
Tennessee |
Couvinian |
Tournaisian |
Cymatiosphaera |
Cymatiosphaera rhacoamba
|
Tennessee |
Couvinian |
Tournaisian |
Cymatiosphaera |
Cymatiosphaera sp
|
Tennessee |
Couvinian |
Tournaisian |
Diexallophasis |
Diexallophasis remota
|
Tennessee |
Couvinian |
|
Duvernaysphaera |
Duvernaysphaera sp
|
Tennessee |
Couvinian |
|
Hymenozonotriletes |
Hymenozonotriletes lepidophytus
|
Tennessee |
Couvinian |
Tournaisian |
Maranhites |
Maranhites sp
|
Tennessee |
Couvinian |
Tournaisian |
Multiplicisphaeridium |
Multiplicisphaeridium sprucegrovense
|
Tennessee |
Couvinian |
|
Navifusa |
Navifusa bacilla
|
Tennessee |
Couvinian |
|
Navifusa |
Navifusa procera
|
Tennessee |
Couvinian |
|
Polyedryxium |
Polyedryxium sp
|
Tennessee |
Couvinian |
Tournaisian |
Pterospermella |
Pterospermella sp
|
Tennessee |
Couvinian |
Tournaisian |
Quisquilites |
Quisquilites buckhornensis
|
Tennessee |
Couvinian |
|
Stellinium |
Stellinium pharaone
|
Tennessee |
Couvinian |
|
Umbellasphaeridium |
Umbellasphaeridium deflandrei
|
Tennessee |
Couvinian |
Tournaisian |
Veryhachium |
Veryhachium sp
|
Tennessee |
Couvinian |
Tournaisian |