Homotryblium |
Homotryblium floripes
|
Australia(W.Australia) |
Middle Eocene |
|
Homotryblium |
Homotryblium plectilum
|
Nd |
Middle Eocene |
Early Oligocene |
Homotryblium |
Homotryblium plectilum
|
Mississippi |
Middle Oligocene |
|
Homotryblium |
Homotryblium tasmaniense
|
Nd |
Early Eocene |
|
Homotryblium |
Homotryblium tasmaniense
|
Australia(Tasmania) |
Early Eocene |
|
Homotryblium |
Homotryblium tenuispinosum
|
Nd |
Early Eocene |
Middle Eocene |
Homotryblium |
Homotryblium tenuispinosum
|
England |
Early Eocene |
|
Horologinella |
Horologinella
|
Nd |
Early Paleocene |
Late Eocene |
Hystrichokolpoma |
Hystrichokolpoma
|
Nd |
Early Paleocene |
Late Neogene |
Hystrichosphaeridium |
Hystrichosphaeridium choanophorum
|
Nd |
Late Miocene |
Late Neogene |
Hystrichosphaeridium |
Hystrichosphaeridium choanophorum
|
USA(Atlantic Coast.Pl.) |
Middle Miocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Nd |
Early Paleocene |
Early Eocene |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
USA(Atlantic Coast.Pl.) |
Danian |
|
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
Nd |
Late Eocene |
Late Miocene |
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
USA(Atlantic Coast.Pl.) |
Middle Miocene |
|
Lanternosphaeridium |
Lanternosphaeridium lanosum
|
Nd |
Early Eocene |
Middle Eocene |
Lanternosphaeridium |
Lanternosphaeridium lanosum
|
Alabama |
Middle Eocene |
|