Micrhystridium |
Micrhystridium vulgare
|
USSR |
Early Ludlovian |
|
Ozotobrachion |
Ozotobrachion podolicus
sp. nov. |
USSR |
Early Ludlovian |
|
Ozotobrachion |
Ozotobrachion podolicus
sp. nov. |
USSR |
Middle Ludlovian |
|
Polyedryxium |
Polyedryxium sp
|
USSR |
Early Ludlovian |
|
Polyedryxium |
Polyedryxium tetrahedroide
|
USSR |
Late Ludlovian |
|
Protosphaeridium |
Protosphaeridium helios
|
USSR |
Early Ludlovian |
|
Protosphaeridium |
Protosphaeridium parvulum
|
USSR |
Early Ludlovian |
|
Pterospermopsis |
Pterospermopsis guapita
|
USSR |
Early Ludlovian |
|
Pulvinosphaeridium |
Pulvinosphaeridium pulvinellum
|
USSR |
Middle Llandoverian |
Late Llandoverian |
Staplinium |
Staplinium hexaeder
|
USSR |
Late Ludlovian |
|
Trachysphaeridium |
Trachysphaeridium attenuatum
|
USSR |
Late Ludlovian |
|
Triangulina |
Triangulina alargada
|
USSR |
Middle Llandoverian |
Late Llandoverian |
Veryhachium |
Veryhachium delmeri
|
USSR |
Middle Llandoverian |
Late Llandoverian |
Veryhachium |
Veryhachium downiei
|
USSR |
Middle Ludlovian |
|
Veryhachium |
Veryhachium eoplanctonicum
|
USSR |
Middle Llandoverian |
Late Llandoverian |
Veryhachium |
Veryhachium josefae
|
USSR |
Middle Llandoverian |
Late Llandoverian |
Veryhachium |
Veryhachium lairdii
|
USSR |
Middle Llandoverian |
Late Llandoverian |