Sphenopteridium |
Sphenopteridium keilhanii
|
USSR |
Devonian |
|
Striatopodocarpites |
Striatopodocarpites tojmensis
|
USSR |
Late Permian |
|
Tanaitus |
Tanaitus furchihasta
|
USSR |
Devonian |
|
Tatarina |
Tatarina
|
USSR |
Permian |
|
Tuatella |
Tuatella lobifolia
|
USSR |
Jurassic |
|
Vittatina |
Vittatina subsaccata
|
USSR |
Early Permian |
|
Kryshtofovichia |
Kryshtofovichia africana
|
USSR |
Devonian |
|
Protohaploxypinus |
Protohaploxypinus latissimus
|
USSR |
Late Permian |
|
Protobarinophyton |
Protobarinophyton timanicum
|
USSR |
Devonian |
|
Takhtajanodoxa |
Takhtajanodoxa mirabilis
|
USSR |
Permian |
|
Tomiostrobus |
Tomiostrobus radiatus
|
USSR |
Triassic |
|
Klukia |
Klukia exilis
|
USSR |
Jurassic |
|
Polypodites |
Polypodites cladophleboides
|
USSR |
Cretaceous |
|
Leiosphaeridia |
Leiosphaeridia baltica
|
USSR(Estonian SSR) |
Ordovician |
|
Polypodiopteris |
Polypodiopteris kivdensis
|
USSR(Far East) |
Paleocene |
Eocene |
Ephedripites |
Ephedripites mediolobatus
|
USSR(Russia) |
Early Cretaceous |
|
Laccopteris |
Laccopteris muensteri
|
USSR(Russia) |
Jurassic |
|