Osmunda |
Osmunda nicanica
|
USSR(Primorsk Kray) |
Aptian |
|
Osmunda |
Osmunda speciosa
|
USSR(Ukrainian SSR) |
Early Jurassic |
Bajocian |
Osmundacidites |
Osmundacidites cingulatus
sp. nov. |
USSR(Ukrainian SSR) |
Aalenian |
|
Osmundacidites |
Osmundacidites comaumensis
|
USSR(Ukrainian SSR) |
Early Jurassic |
|
Osmundacidites |
Osmundacidites comaumensis
|
USSR(Ukrainian SSR) |
Toarcian |
|
Osmundacidites |
Osmundacidites densiornamentatus
|
USSR(Ukrainian SSR) |
Early Jurassic |
Bajocian |
Osmundacidites |
Osmundacidites densiornamentatus
|
USSR(WSL) |
Middle Jurassic |
|
Osmundacidites |
Osmundacidites echinatus
|
USSR(Ukrainian SSR) |
Toarcian |
Bajocian |
Osmundacidites |
Osmundacidites echinatus
|
USSR(WSL) |
Early Jurassic |
Middle Jurassic |
Osmundacidites |
Osmundacidites jurassicus
|
USSR(Ukrainian SSR) |
Early Jurassic |
Aalenian |
Osmundacidites |
Osmundacidites nicanicus
|
USSR(Ukrainian SSR) |
Toarcian |
Bajocian |
Osmundacidites |
Osmundacidites nicanicus
|
USSR(Primorsk Kray) |
Aptian |
|
Osmundacidites |
Osmundacidites sp.1
sp. nov. |
USSR(Ukrainian SSR) |
Aalenian |
Bajocian |
Osmundacidites |
Osmundacidites sp.2
sp. nov. |
USSR(Ukrainian SSR) |
Aalenian |
Bajocian |
Osmundacidites |
Osmundacidites speciosus
|
USSR(Ukrainian SSR) |
Early Jurassic |
Bajocian |
Osmundacidites |
Osmundacidites spinulatus
|
USSR(Ukrainian SSR) |
Toarcian |
Bajocian |
Osmundacidites |
Osmundacidites tuberculatus
|
USSR(Ukrainian SSR) |
Early Jurassic |
Aalenian |