Spinidinium |
Spinidinium irmoechinatum
|
|
Danian |
|
Achomosphaera |
Achomosphaera heterostylis
|
|
Danian |
|
Deflandrea |
Deflandrea irmoechinata
|
|
Danian |
|
Hystrichosphaera |
Hystrichosphaera heterostyla
|
|
Danian |
|
Diphyes |
Diphyes spinula
|
Alabama |
Early Eocene |
|
Senoniasphaera |
Senoniasphaera inornata
|
Alabama |
Danian |
|
Fibrocysta |
Fibrocysta lappacea
|
Alabama |
Early Eocene |
|
Lingulasphaera |
Lingulasphaera spinula
|
Alabama |
Early Eocene |
|
Chiropteridium |
Chiropteridium inornatum
|
Alabama |
Danian |
|
Lanternosphaeridium |
Lanternosphaeridium lappaceum
|
Alabama |
Early Eocene |
|
Pluriarvalium |
Pluriarvalium osmingtonense
|
Alaska |
Late Jurassic |
|
Pareodinia |
Pareodinia osmingtonensis
|
Alaska |
Late Jurassic |
|
Rhaetogonyaulax |
Rhaetogonyaulax arctica
|
Alaska(North Slope) |
Late Carnian |
|
Rhaetogonyaulax |
Rhaetogonyaulax arctica
|
Alaska(North Slope) |
Late Carnian |
|
Rhaetogonyaulax |
Rhaetogonyaulax dilatata
|
Alaska(North Slope) |
Late Carnian |
|
Shublikodinium |
Shublikodinium arcticum
|
Alaska(North Slope) |
Late Carnian |
|
Shublikodinium |
Shublikodinium arcticum
|
Alaska(North Slope) |
Late Carnian |
|