Hystrichosphaeridium |
Hystrichosphaeridium heteracanthum
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium machaerophorum
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium inodes
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium complex
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium mineralosum
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaera |
Hystrichosphaera furcata
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaera |
Hystrichosphaera ramosa
|
India(Assam) |
Eocene |
Oligocene |
Hystrichosphaera |
Hystrichosphaera hyperacantha
|
India(Assam) |
Eocene |
Oligocene |
Veryhachium |
Veryhachium trispinosum
|
India(Assam) |
Eocene |
Oligocene |
Gonyaulax |
Gonyaulax
|
India(Assam) |
Eocene |
Oligocene |
Pterocystidiopsis |
Pterocystidiopsis
|
India(Assam) |
Eocene |
Oligocene |
Micrhystridium |
Micrhystridium
|
India(Assam) |
Eocene |
Oligocene |
Cyclonephelium |
Cyclonephelium
|
India(Assam) |
Eocene |
Oligocene |
Tenua |
Tenua
|
India(Assam) |
Eocene |
Oligocene |
Deflandrea |
Deflandrea
|
India(Assam) |
Eocene |
Oligocene |
Cannosphaeropsis |
Cannosphaeropsis
|
India(Assam) |
Eocene |
Oligocene |