Oblatinella |
Oblatinella croceiformis
|
USSR(Chelyabinskaya) |
Early Triassic |
|
Oblatinella |
Oblatinella limbyferina
|
Nd |
Nd |
|
Oblatinella |
Oblatinella vulgaris
|
Nd |
Nd |
|
Orbella |
Orbella goswicensis
|
E.Germany(Gera) |
Anisian |
|
Orbella |
Orbella indica
|
India(West Bengal) |
Early Triassic |
|
Orbellaria |
Orbellaria punctata
|
Nd |
Nd |
|
Ordosisporites |
Ordosisporites kollybox
|
Nd |
Nd |
|
Osmunda |
Osmunda granulata
|
USSR(Komi ASSR) |
Olenikian |
|
Osmundacidites |
Osmundacidites alpinus
|
Austria |
Carnian |
|
Osmundacidites |
Osmundacidites bonapartei
|
Nd |
Nd |
|
Osmundacidites |
Osmundacidites cacheutensis
|
Argentina(Mendoza) |
Middle Triassic |
|
Osmundacidites |
Osmundacidites fissus
|
Nd |
Nd |
|
Osmundacidites |
Osmundacidites oppressus
|
Nd |
Nd |
|
Osmundacidites |
Osmundacidites panchetensis
|
India(West Bengal) |
Early Triassic |
|
Osmundacidites |
Osmundacidites parvus
|
Australia(Queensland) |
Triassic |
|
Osmundacidites |
Osmundacidites pilatus
|
India(West Bengal) |
Early Triassic |
|
Osmundacidites |
Osmundacidites senectus
|
Australia(W.Australia) |
Early Triassic |
|