Ginkgoales |
Ginkgoales
|
USSR(Siberia) |
Aalenian |
|
Gleicheniidites |
Gleicheniidites
|
USSR(Middle Asia Prov.) |
Bajocian |
Early Callovian |
Gleicheniidites |
Gleicheniidites
|
USSR(Caucasus) |
Bajocian |
Oxfordian |
Gleicheniidites |
Gleicheniidites
|
USSR(Caucasus) |
Bajocian |
|
Gleicheniidites |
Gleicheniidites
|
USSR(Siberia) |
Bajocian |
Oxfordian |
Gleicheniidites |
Gleicheniidites
|
USSR(Siberia) |
Bajocian |
|
Gonyaulax |
Gonyaulax cladophora
|
USSR(Middle Asia Prov.) |
Callovian |
|
Gonyaulax |
Gonyaulax jurassica
|
USSR(Middle Asia Prov.) |
Callovian |
|
Heliosporites |
Heliosporites kemensis
|
USSR(Middle Asia Prov.) |
Early Callovian |
|
Heliosporites |
Heliosporites kemensis
|
USSR(Caucasus) |
Callovian |
|
Heliosporites |
Heliosporites kemensis
|
USSR(Siberia) |
Callovian |
|
Inaperturopollenites |
Inaperturopollenites dubius
|
USSR(Middle Asia Prov.) |
Middle Jurassic |
|
Inaperturopollenites |
Inaperturopollenites dubius
|
USSR(Caucasus) |
Aalenian |
Bathonian |
Inaperturopollenites |
Inaperturopollenites dubius
|
USSR(Siberia) |
Aalenian |
Bathonian |
Ischyosporites |
Ischyosporites
|
USSR(Middle Asia Prov.) |
Middle Jurassic |
|
Ischyosporites |
Ischyosporites
|
USSR(Caucasus) |
Toarcian |
Oxfordian |
Ischyosporites |
Ischyosporites
|
USSR(Siberia) |
Toarcian |
Oxfordian |