Baltisphaeridium |
Baltisphaeridium pateum
|
USSR(Ukrainian SSR) |
Late Arenigian |
|
Leiosphaeridia |
Leiosphaeridia baltica
|
USSR(Ukrainian SSR) |
Late Arenigian |
|
Baltisphaeridium |
Baltisphaeridium hippocrepicum
|
USSR(Ukrainian SSR) |
Late Arenigian |
|
Baltisphaeridium |
Baltisphaeridium annulatum
|
USSR(Ukrainian SSR) |
Late Arenigian |
|
Baltisphaeridium |
Baltisphaeridium arrectum
|
USSR(Ukrainian SSR) |
Late Arenigian |
|
Baltisphaeridium |
Baltisphaeridium cinctum
|
USSR(Ukrainian SSR) |
Early Llanvirnian |
|
Baltisphaeridium |
Baltisphaeridium crassum
|
USSR(Ukrainian SSR) |
Early Llanvirnian |
|
Baltisphaeridium |
Baltisphaeridium rugosum
|
USSR(Ukrainian SSR) |
Early Llanvirnian |
|
Micrhystridium |
Micrhystridium keratoides
|
USSR(Ukrainian SSR) |
Early Llanvirnian |
|
Veryhachium |
Veryhachium reductum
|
USSR(Ukrainian SSR) |
Early Llanvirnian |
|
Lagenochitina |
Lagenochitina prussica
|
USSR(Ukrainian SSR) |
Early Llanvirnian |
|
Lagenochitina |
Lagenochitina baltica
|
USSR(Ukrainian SSR) |
Late Caradocian |
|
Conochitina |
Conochitina micracantha
|
USSR(Ukrainian SSR) |
Late Caradocian |
|
Desmochitina |
Desmochitina nodosa
|
USSR(Ukrainian SSR) |
Late Caradocian |
|
Desmochitina |
Desmochitina minor
|
USSR(Ukrainian SSR) |
Late Caradocian |
|
Cyathochitina |
Cyathochitina calix
|
USSR(Ukrainian SSR) |
Late Caradocian |
|
Cyathochitina |
Cyathochitina campanulaeformis
|
USSR(Ukrainian SSR) |
Late Caradocian |
|