Quadraeculina |
Quadraeculina
|
USSR(Ukrainian SSR) |
Late Triassic |
Early Jurassic |
Quadraeculina |
Quadraeculina anellaeformis
sp. nov. |
USSR(Ukrainian SSR) |
Late Triassic |
Early Jurassic |
Quadraeculina |
Quadraeculina limbata
sp. nov. |
USSR(Ukrainian SSR) |
Late Jurassic |
Early Cretaceous |
Quadraeculina |
Quadraeculina falcata
sp. nov. |
USSR(Ukrainian SSR) |
Late Jurassic |
Early Cretaceous |
Quadraeculina |
Quadraeculina laticorpina
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Quadraeculina |
Quadraeculina laticorpina
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Quadraeculina |
Quadraeculina laticorpina
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Quadraeculina |
Quadraeculina exilis
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Quadraeculina |
Quadraeculina prolongata
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Spirellina |
Spirellina
|
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Spirellina |
Spirellina plicata
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Spirellina |
Spirellina plicata
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Spirellina |
Spirellina alata
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Spirellina |
Spirellina alata
sp. nov. |
USSR(Ukrainian SSR) |
Early Cretaceous |
|
Spirellina |
Spirellina binocularica
sp. nov. |
USSR(Ukrainian SSR) |
Albian |
Cenomanian |
Lagenella |
Lagenella
|
USSR(Ukrainian SSR) |
Early Jurassic |
|
Lagenella |
Lagenella pervelata
sp. nov. |
USSR(Ukrainian SSR) |
Early Jurassic |
|