Gleichenia |
Gleichenia laeta
sp. nov. |
USSR(Russian Platform) |
Aptian |
|
Gleichenia |
Gleichenia laeta
sp. nov. |
USSR(Urals) |
Late Albian |
|
Gleichenia |
Gleichenia laeta
sp. nov. |
USSR(Siberia) |
Late Albian |
Cenomanian |
Gleichenia |
Gleichenia nigra
sp. nov. |
USSR(Moscow) |
Aptian |
|
Gleichenia |
Gleichenia nigra
sp. nov. |
USSR(Kazakh SSR) |
Late Albian |
|
Gleichenia |
Gleichenia peregrina
sp. nov. |
USSR(Urals) |
Late Albian |
|
Gleichenia |
Gleichenia radiata
sp. nov. |
USSR(Moscow) |
Aptian |
|
Gleichenia |
Gleichenia rasilis
|
USSR(Moscow) |
Aptian |
|
Gleichenia |
Gleichenia stellata
sp. nov. |
USSR |
Early Albian |
Middle Albian |
Gleichenia |
Gleichenia stellata
sp. nov. |
USSR |
Hauterivian |
|
Gleichenia |
Gleichenia stellata
sp. nov. |
USSR(Moscow) |
Aptian |
|
Gleichenia |
Gleichenia stellata
sp. nov. |
USSR(Kazakh SSR) |
Late Albian |
|
Gleichenia |
Gleichenia triplex
sp. nov. |
USSR(Moscow) |
Aptian |
|
Gleichenia |
Gleichenia umbonata
sp. nov. |
USSR(Moscow) |
Aptian |
|
Graminipites |
Graminipites
|
USSR(Kazakh SSR) |
Late Albian |
|
Graminipites |
Graminipites graminoides
sp. nov. |
USSR(Kazakh SSR) |
Late Albian |
|
Gymnogramma |
Gymnogramma argenteaeformis
sp. nov. |
USSR(Moscow) |
Aptian |
|