Cicatricosisporites |
Cicatricosisporites tricostatus
|
USSR(Taymyr Nat.Okrug) |
Middle Volgian |
Late Volgian |
Classopollis |
Classopollis
|
USSR(Kursk) |
Volgian |
Berriasian |
Classopollis |
Classopollis
|
USSR(Turkmen SSR) |
Volgian |
Berriasian |
Classopollis |
Classopollis
|
USSR(Kazakh SSR) |
Volgian |
Berriasian |
Classopollis |
Classopollis
|
USSR(Siberia) |
Volgian |
Berriasian |
Classopollis |
Classopollis
|
USSR(Ukrainian SSR) |
Volgian |
Berriasian |
Clavifera |
Clavifera
|
USSR(Turkmen SSR) |
Tithonian |
Early Cretaceous |
Concavisporites |
Concavisporites sp
|
USSR(Kazakh SSR) |
Volgian |
|
Concavissimisporites |
Concavissimisporites gibberulum
|
USSR(Taymyr Nat.Okrug) |
Middle Volgian |
Late Volgian |
Concavissimisporites |
Concavissimisporites gibberulum
|
USSR(Taymyr Nat.Okrug) |
Valanginian |
|
Concavissimisporites |
Concavissimisporites gibberulum
|
USSR(Ukrainian SSR) |
Middle Volgian |
|
Concavissimisporites |
Concavissimisporites gibberulum
|
USSR(Ukrainian SSR) |
Valanginian |
|
Concavissimisporites |
Concavissimisporites grossituberculatus
|
USSR(Ukrainian SSR) |
Valanginian |
|
Coniopteris |
Coniopteris sp
|
USSR(Siberia) |
Volgian |
|
Coniopteris |
Coniopteris sp
|
USSR(Taymyr Nat.Okrug) |
Volgian |
|
Cupressacites |
Cupressacites minor
|
USSR(Kazakh SSR) |
Volgian |
|
Cyathidites |
Cyathidites australis
|
USSR(Ukrainian SSR) |
Berriasian |
|