Coniopteris |
Coniopteris
|
USSR(Yakut ASSR) |
Tithonian |
|
Coniopteris |
Coniopteris
|
USSR(Krasnoyarsk Kray) |
Middle Liassic |
|
Coniopteris |
Coniopteris
|
USSR(Yakut ASSR) |
Late Liassic |
|
Coniopteris |
Coniopteris
|
USSR(Far East) |
Late Liassic |
|
Coniopteris |
Coniopteris
|
USSR(WSL) |
Late Liassic |
|
Coniopteris |
Coniopteris
|
USSR(Krasnoyarsk Kray) |
Late Liassic |
|
Contignisporites |
Contignisporites problematicus
|
USSR(Yakut ASSR) |
Late Liassic |
|
Contignisporites |
Contignisporites problematicus
|
USSR(WSL) |
Late Liassic |
|
Cordaitales |
Cordaitales
|
USSR(Yakut ASSR) |
Middle Liassic |
|
Cyathidites |
Cyathidites australis
|
USSR(Siberia) |
Late Jurassic |
|
Cyathidites |
Cyathidites minor
|
USSR(Siberia) |
Bajocian |
|
Cyathidites |
Cyathidites minor
|
USSR(Siberia) |
Bajocian |
|
Cyathidites |
Cyathidites minor
|
USSR(Krasnoyarsk Kray) |
Bajocian |
|
Cyathidites |
Cyathidites minor
|
USSR(Yakut ASSR) |
Middle Liassic |
|
Cyathidites |
Cyathidites minor
|
USSR(Yakut ASSR) |
Late Liassic |
|
Cycadinae |
Cycadinae
|
USSR(Yakut ASSR) |
Early Liassic |
|
Densoisporites |
Densoisporites velatus
|
USSR(Siberia) |
Late Jurassic |
|