Achilleodinium |
Achilleodinium biformoides
|
Virginia |
Middle Eocene |
|
Adnatosphaeridium |
Adnatosphaeridium williamsii
|
Virginia |
Middle Eocene |
|
Apteodinium |
Apteodinium australiense
|
Virginia |
Middle Eocene |
|
Apteodinium |
Apteodinium australiense
|
Virginia |
Middle Eocene |
Late Oligocene |
Apteodinium |
Apteodinium spiridoides
|
Virginia |
Late Oligocene |
|
Areosphaeridium |
Areosphaeridium dictyostilum
|
Virginia |
Middle Eocene |
|
Batiacasphaera |
Batiacasphaera hirsuta
|
Virginia |
Late Oligocene |
|
Chiropteridium |
Chiropteridium lobospinosum
|
Virginia |
Middle Eocene |
|
Chiropteridium |
Chiropteridium lobospinosum
|
Virginia |
Late Oligocene |
|
Cordosphaeridium |
Cordosphaeridium inodes
|
Virginia |
Middle Eocene |
|
Corrudinium |
Corrudinium sp.I Edwa.,1984
sp. nov. |
Virginia |
Middle Eocene |
|
Dapsilidinium |
Dapsilidinium pseudocolligerum
|
Virginia |
Late Oligocene |
|
Deflandrea |
Deflandrea heterophlycta
|
Virginia |
Middle Eocene |
Late Oligocene |
Deflandrea |
Deflandrea phosphoritica
|
Virginia |
Middle Eocene |
|
Deflandrea |
Deflandrea spinulosa
|
Virginia |
Late Oligocene |
|
Dinopterygium |
Dinopterygium cladoides
|
Virginia |
Middle Eocene |
|
Diphyes |
Diphyes colligerum
|
Virginia |
Middle Eocene |
|