Leiosphaeridia |
Leiosphaeridia tenuissima
|
USSR(Belorussian SSR) |
Llandoverian |
Late Gothlandian |
Leiosphaeridia |
Leiosphaeridia voigtii
|
USSR(Belorussian SSR) |
Llandoverian |
Late Gothlandian |
Leiosphaeridia |
Leiosphaeridia aperta
|
USSR(Belorussian SSR) |
Llandoverian |
Late Gothlandian |
Leiofusa |
Leiofusa tumida
|
USSR(Belorussian SSR) |
Llandoverian |
Late Gothlandian |
Baltisphaeridium |
Baltisphaeridium sp
|
USSR(Belorussian SSR) |
Llandoverian |
|
Peteinosphaeridium |
Peteinosphaeridium sp
|
USSR(Belorussian SSR) |
Llandoverian |
|
Veryhachium |
Veryhachium lairdii
|
USSR(Belorussian SSR) |
Llandoverian |
|
Leiosphaeridia |
Leiosphaeridia asperata
|
USSR(Belorussian SSR) |
Llandoverian |
|
Leiosphaeridia |
Leiosphaeridia minutissima
|
USSR(Belorussian SSR) |
Llandoverian |
|
Trachysphaeridium |
Trachysphaeridium minutissimum
|
USSR(Belorussian SSR) |
Llandoverian |
|
Trachysphaeridium |
Trachysphaeridium universalum
|
USSR(Belorussian SSR) |
Llandoverian |
|
Lophosphaeridium |
Lophosphaeridium papulosum
|
USSR(Belorussian SSR) |
Llandoverian |
|
Lophosphaeridium |
Lophosphaeridium rotundum
|
USSR(Belorussian SSR) |
Llandoverian |
|
Deunffia |
Deunffia brevispinosa
|
USSR(Belorussian SSR) |
Llandoverian |
|
Domasia |
Domasia amphora
|
USSR(Belorussian SSR) |
Llandoverian |
|
Domasia |
Domasia symmetrica
|
USSR(Belorussian SSR) |
Llandoverian |
|
Domasia |
Domasia trispinosa
|
USSR(Belorussian SSR) |
Llandoverian |
|