Gloeocapsa |
Gloeocapsa
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Gonyaulax |
Gonyaulax cladophora
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Gonyaulax |
Gonyaulax jurassica
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Gonyaulax |
Gonyaulax sp
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Heterolateritriletes |
Heterolateritriletes incertus
|
USSR(Arkhangelsk Oblast) |
Bathonian |
Callovian |
Leiofusa |
Leiofusa tumida
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Lycopodium |
Lycopodium
|
USSR(Arkhangelsk Oblast) |
Bathonian |
Callovian |
Lycopodium |
Lycopodium subrotundum
|
USSR(Arkhangelsk Oblast) |
Bathonian |
Callovian |
Matonia |
Matonia
|
USSR(Arkhangelsk Oblast) |
Bathonian |
Callovian |
Micrhystridium |
Micrhystridium densispinum
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Micrhystridium |
Micrhystridium echinoides
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Micrhystridium |
Micrhystridium fragile
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Micrhystridium |
Micrhystridium inconspicuum
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Micrhystridium |
Micrhystridium sp
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Micrhystridium |
Micrhystridium stellatum
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Micrhystridium |
Micrhystridium stellatum
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|
Nannoceratopsis |
Nannoceratopsis pellucida
|
USSR(Arkhangelsk Oblast) |
Early Callovian |
|