Chiropteridium |
Chiropteridium aspinatum
|
Nd |
Late Eocene |
Early Miocene |
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
Nd |
Late Eocene |
Late Miocene |
Pterodinium |
Pterodinium circumsutum
|
Nd |
Early Oligocene |
Late Miocene |
Spiniferites |
Spiniferites mirabilis
|
Nd |
Early Oligocene |
Pleistocene |
Leptodinium |
Leptodinium patulum
|
Nd |
Late Oligocene |
Holocene |
Tuberculodinium |
Tuberculodinium
|
Nd |
Early Miocene |
Holocene |
Hystrichosphaeridium |
Hystrichosphaeridium choanophorum
|
Nd |
Late Miocene |
Late Neogene |
Spiniferites |
Spiniferites cruciformis
|
Nd |
Pleistocene |
|
Ascostomocystis |
Ascostomocystis potane
|
Nd |
Late Eocene |
Late Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
USA(Atlantic Coast.Pl.) |
Danian |
|
Emslandia |
Emslandia australiensis
|
USA(Atlantic Coast.Pl.) |
Oligocene |
|
Heteraulacacysta |
Heteraulacacysta campanula
|
USA(Atlantic Coast.Pl.) |
Early Oligocene |
|
Lingulodinium |
Lingulodinium machaerophorum
|
USA(Atlantic Coast.Pl.) |
Late Oligocene |
|
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
USA(Atlantic Coast.Pl.) |
Middle Miocene |
|
Pterodinium |
Pterodinium circumsutum
|
USA(Atlantic Coast.Pl.) |
Middle Miocene |
|
Spiniferites |
Spiniferites mirabilis
|
USA(Atlantic Coast.Pl.) |
Miocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium choanophorum
|
USA(Atlantic Coast.Pl.) |
Middle Miocene |
|