Acanthotriletes |
Acanthotriletes
|
USSR(Yakut ASSR) |
Bathonian |
|
Acanthotriletes |
Acanthotriletes pyramidalis
|
USSR(WSL) |
Early Liassic |
|
Acanthotriletes |
Acanthotriletes tomiensis
|
USSR(WSL) |
Early Liassic |
|
Aletes |
Aletes crispulus
|
USSR(Siberia) |
Bajocian |
|
Aletes |
Aletes crispulus
|
USSR(Krasnoyarsk Kray) |
Bajocian |
|
Aletes |
Aletes limbatus
|
USSR(WSL) |
Early Liassic |
|
Aletes |
Aletes limbatus
|
USSR(WSL) |
Middle Liassic |
|
Aletes |
Aletes striatus
|
USSR(Krasnoyarsk Kray) |
Bajocian |
|
Arctocephalites |
Arctocephalites elegans
|
USSR(Taymyr Nat.Okrug) |
Bathonian |
|
Arctocephalites |
Arctocephalites nudus
|
USSR(Taymyr Nat.Okrug) |
Bathonian |
|
Arctotis |
Arctotis lenaensis
|
USSR(Krasnoyarsk Kray) |
Aalenian |
|
Arctotis |
Arctotis lenaensis
|
USSR(Far East) |
Aalenian |
|
Baculatisporites |
Baculatisporites
|
USSR(Siberia) |
Late Jurassic |
|
Baltisphaeridium |
Baltisphaeridium debilispinum
|
USSR(Yakut ASSR) |
Middle Liassic |
|
Baltisphaeridium |
Baltisphaeridium sp
|
USSR(Taymyr Nat.Okrug) |
Bathonian |
|
Baltisphaeridium |
Baltisphaeridium sp
|
USSR(Yakut ASSR) |
Middle Liassic |
|
Baltisphaeridium |
Baltisphaeridium sp
|
USSR(Yakut ASSR) |
Middle Liassic |
|