Bucculina |
Bucculina triquetra
sp. nov. |
USSR(Omskaya Oblast) |
Middle Jurassic |
|
Bucculina |
Bucculina triquetra
sp. nov. |
USSR(Omskaya Oblast) |
Middle Jurassic |
|
Bucculina |
Bucculina triquetra
sp. nov. |
USSR(Omskaya Oblast) |
Early Jurassic |
Middle Jurassic |
Bucculina |
Bucculina triquetra
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Bucculina |
Bucculina triquetra
sp. nov. |
USSR(Omskaya Oblast) |
Middle Jurassic |
|
Bucculina |
Bucculina compacta
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardiocolliculina |
Cardiocolliculina
|
USSR(Omskaya Oblast) |
Middle Jurassic |
|
Cardiocolliculina |
Cardiocolliculina colliculoides
sp. nov. |
USSR(Omskaya Oblast) |
Middle Jurassic |
|
Cardiosectella |
Cardiosectella
|
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardiosectella |
Cardiosectella triplex
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardiosectella |
Cardiosectella triplex
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardiosectella |
Cardiosectella triplex
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardiosectella |
Cardiosectella triplex
sp. nov. |
USSR(Omskaya Oblast) |
Albian |
Cenomanian |
Cardioangulina |
Cardioangulina
|
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardioangulina |
Cardioangulina reticulata
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardioangulina |
Cardioangulina trivalvis
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Cardioangulina |
Cardioangulina triceps
sp. nov. |
USSR(Omskaya Oblast) |
Early Cretaceous |
|