Azonomonoletes |
Azonomonoletes spinellosus
|
USSR(Baltic) |
Early Ordovician |
|
Azonomonoletes |
Azonomonoletes subrotundus
|
USSR(Baltic) |
Early Ordovician |
|
Azonomonoletes |
Azonomonoletes subscabrus
|
USSR(Baltic) |
Early Ordovician |
|
Azonomonoletes |
Azonomonoletes subspinellosus
|
USSR(Baltic) |
Late Ordovician |
|
Azonomonoletes |
Azonomonoletes torulosus
|
USSR(Baltic) |
Late Ordovician |
|
Azonomonoletes |
Azonomonoletes tuberculatus
|
USSR(Baltic) |
Late Ordovician |
|
Azonomonoletes |
Azonomonoletes varius
|
USSR(Baltic) |
Early Ordovician |
|
Azonomonoletes |
Azonomonoletes singulare
|
USSR(Baltic) |
Late Cambrian |
|
Baltisphaeridium |
Baltisphaeridium diploporum
|
USSR(Estonian SSR) |
Ordovician |
|
Hystrichosphaeridium |
Hystrichosphaeridium diploporum
|
USSR(Estonian SSR) |
Ordovician |
|
Leiosphaeridia |
Leiosphaeridia indefinita
|
USSR(Pre-Baltic) |
Early Paleozoic |
|
Leiosphaeridia |
Leiosphaeridia nervata
|
USSR(Pre-Baltic) |
Early Paleozoic |
|
Leiosphaeridia |
Leiosphaeridia sorediformis
|
USSR(Pre-Baltic) |
Early Paleozoic |
|
Baltisphaeridium |
Baltisphaeridium cognitum
|
USSR(Pre-Baltic) |
Early Ordovician |
Middle Ordovician |
Baltisphaeridium |
Baltisphaeridium corollatum
|
USSR(Pre-Baltic) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium hippocrepicum
|
USSR(Pre-Baltic) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium inconspicuum
|
USSR(Pre-Baltic) |
Early Ordovician |
|