Selaginellidites |
Selaginellidites spinulosus
sp. nov. |
USSR(WSL) |
Cenomanian |
|
Selaginellidites |
Selaginellidites spinulosus
sp. nov. |
USSR(WSL) |
Aptian |
Danian |
Selaginella |
Selaginella rotundiforma
|
USSR(WSL) |
Early Jurassic |
Early Oligocene |
Selaginellidites |
Selaginellidites verrucosus
|
USSR(WSL) |
Neocomian |
Turonian |
Selaginella |
Selaginella orbiculata
|
USSR(WSL) |
Valanginian |
Senonian |
Selaginella |
Selaginella verrucosa
|
USSR(WSL) |
Neocomian |
Turonian |
Densoisporites |
Densoisporites velatus
|
USSR(WSL) |
Rhaetian |
Danian |
Densoisporites |
Densoisporites perinatus
|
USSR(WSL) |
Rhaetian |
Danian |
Aequitriradites |
Aequitriradites inconspicuus
|
USSR(WSL) |
Neocomian |
Turonian |
Cirratriradites |
Cirratriradites verrucosus
|
USSR(WSL) |
Neocomian |
Turonian |
Cirratriradites |
Cirratriradites spinulosus
|
USSR(WSL) |
Hauterivian |
Turonian |
Selaginella |
Selaginella utrigera
|
USSR(Yakut ASSR) |
Hauterivian |
Barremian |
Selaginella |
Selaginella utrigera
|
USSR(Yakut ASSR) |
Middle Jurassic |
|