Orbicularia |
Orbicularia biangulina
|
USSR(Sverdlovskaya) |
Early Jurassic |
Early Jurassic |
Orbicularia |
Orbicularia biangulina
|
USSR(Sverdlovskaya) |
Early Jurassic |
Early Jurassic |
Orbicularia |
Orbicularia biangulina
|
USSR(Sverdlovskaya) |
Early Jurassic |
|
Orbicularia |
Orbicularia biangulina
|
USSR(Sverdlovskaya) |
Middle Jurassic |
|
Orbicularia |
Orbicularia compacta
|
USSR(Sverdlovskaya) |
Early Jurassic |
Middle Jurassic |
Orbicularia |
Orbicularia subfalcatus
|
USSR(Sverdlovskaya) |
Middle Jurassic |
|
Osmunda |
Osmunda granifera
sp. nov. |
USSR(Sverdlovskaya) |
Early Jurassic |
Early Jurassic |
Osmunda |
Osmunda jurassica
sp. nov. |
USSR(Sverdlovskaya) |
Early Jurassic |
Early Jurassic |
Osmunda |
Osmunda jurassica
sp. nov. |
USSR(Sverdlovskaya) |
Early Jurassic |
Middle Jurassic |
Osmunda |
Osmunda major
sp. nov. |
USSR(Sverdlovskaya) |
Late Jurassic |
Late Jurassic |
Osmunda |
Osmunda rarigibberula
|
USSR(Sverdlovskaya) |
Early Jurassic |
Middle Jurassic |
Osmunda |
Osmunda sphaerinaeformis
sp. nov. |
USSR(Sverdlovskaya) |
Middle Jurassic |
Middle Jurassic |
Osmunda |
Osmunda sphaerinaeformis
sp. nov. |
USSR(Sverdlovskaya) |
Early Jurassic |
Middle Jurassic |
Osmunda |
Osmunda sphaerinaeformis
sp. nov. |
USSR(Sverdlovskaya) |
Early Jurassic |
Middle Jurassic |
Osmundopsis |
Osmundopsis acutispinosa
sp. nov. |
USSR(Sverdlovskaya) |
Early Jurassic |
Middle Jurassic |
Osmundopsis |
Osmundopsis breviapiculatus
sp. nov. |
USSR(Sverdlovskaya) |
Middle Jurassic |
Middle Jurassic |
Osmundopsis |
Osmundopsis minuta
sp. nov. |
USSR(Sverdlovskaya) |
Middle Jurassic |
Middle Jurassic |