Stereisporites |
Stereisporites psilatus
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Stereisporites |
Stereisporites infragranulatus
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Stereisporites |
Stereisporites brandenburgensis
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Gyratisporites |
Gyratisporites kemtchugiensis
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Bennettites |
Bennettites orbicularis
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Quadraeculina |
Quadraeculina anellaeformis
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Pityopollenites |
Pityopollenites bitorosus
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Chasmatosporites |
Chasmatosporites radiatus
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Quadraeculina |
Quadraeculina bitorosa
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Parvisaccites |
Parvisaccites goczani
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Quadraeculina |
Quadraeculina sp
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Ovalipollis |
Ovalipollis limbata
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Ovalipollis |
Ovalipollis enigmatica
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Schizosporis |
Schizosporis limbatus
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Schizosporis |
Schizosporis rugulatus
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Lecaniella |
Lecaniella sp
|
USSR(Siberia) |
Hettangian |
Sinemurian |
Aletes |
Aletes limbatus
|
USSR(Siberia) |
Hettangian |
Sinemurian |