Oscillatorites |
Oscillatorites
|
USSR(Urals) |
Vendian |
|
Osmunda |
Osmunda sp
|
USSR(Krasnodar Kray) |
Cretaceous |
|
Osmundaceae |
Osmundaceae sp
|
USSR(Kalmyr ASSR) |
Early Triassic |
|
Perisaccus |
Perisaccus cordaites
|
USSR(Urals) |
Devonian |
|
Perisaccus |
Perisaccus devonicus
|
USSR(Urals) |
Devonian |
|
Perisaccus |
Perisaccus domanicus
|
USSR(Urals) |
Devonian |
|
Perisaccus |
Perisaccus nudus
|
USSR(Urals) |
Permian |
|
Perisaccus |
Perisaccus nudus
|
USSR(Permsk Nat.Okrug) |
Devonian |
Permian |
Perisaccus |
Perisaccus reticulatus
|
USSR(Urals) |
Permian |
|
Perisaccus |
Perisaccus simplicissimus
|
USSR(Ukrainian SSR) |
Devonian |
|
Phlebopteris |
Phlebopteris exornatus
|
USSR(Kalmyr ASSR) |
Early Triassic |
|
Platysaccus |
Platysaccus fauatus
|
USSR(Urals) |
Permian |
|
Podozamites |
Podozamites bullulinaeformis
|
USSR(Krasnodar Kray) |
Cretaceous |
|
Podozamites |
Podozamites cognatus
|
USSR(Kalmyr ASSR) |
Jurassic |
|
Podozamites |
Podozamites rotundus
|
USSR(Kalmyr ASSR) |
Triassic |
|
Podozamites |
Podozamites sp
|
USSR(Krasnodar Kray) |
Jurassic |
|
Poikilofusa |
Poikilofusa
|
USSR(Ukrainian SSR) |
Devonian |
|