Tubotuberella |
Tubotuberella
|
USSR(Moscow) |
Late Jurassic |
|
Tubotuberella |
Tubotuberella rhombiformis
sp. nov. |
USSR(Moscow) |
Late Jurassic |
|
Tubotuberella |
Tubotuberella sphaerocephalum
sp. nov. |
USSR(Moscow) |
Late Jurassic |
|
Uvatodinium |
Uvatodinium marginatum
|
USSR(Tobolsk District) |
Paleocene |
|
Uvatodinium |
Uvatodinium nasutum
|
USSR(Tobolsk District) |
Paleocene |
|
Wetzeliella |
Wetzeliella articulata
|
USSR(Siberia) |
Late Eocene |
Early Oligocene |
Wetzeliella |
Wetzeliella articulata
|
USSR(Kalinin) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella clathrata
|
USSR(Siberia) |
Late Eocene |
Early Oligocene |
Wetzeliella |
Wetzeliella clathrata
|
USSR(Kalinin) |
Late Eocene |
Early Oligocene |
Wetzeliella |
Wetzeliella clathrata
|
USSR(Belorussian SSR) |
Late Eocene |
Early Oligocene |
Wetzeliella |
Wetzeliella clathrata
|
USSR(Ukrainian SSR) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella echinulata
|
USSR(Siberia) |
Eocene |
|
Wetzeliella |
Wetzeliella ovalis
|
USSR(Khanty-Mansiysk) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella ovalis
|
USSR(Kalinin) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella ovalis
|
USSR(Belorussian SSR) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella samlandica
|
USSR(Siberia) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella symmetrica
|
USSR(Siberia) |
Late Eocene |
Early Oligocene |