Emphanisporites |
Emphanisporites sp
|
USSR(Vologda) |
Ordovician |
Silurian |
Granopsophosphaera |
Granopsophosphaera guttata
|
USSR(Vologda) |
Late Devonian |
|
Hymenodiscina |
Hymenodiscina sp
|
USSR(Vologda) |
Early Devonian |
|
Hyrtellosphaeridium |
Hyrtellosphaeridium triviale
|
USSR(Vologda) |
Ordovician |
Silurian |
Leiopsophosphaera |
Leiopsophosphaera minuta
|
USSR(Vologda) |
Ordovician |
Silurian |
Leiopsophosphaera |
Leiopsophosphaera sp
|
USSR(Vologda) |
Late Devonian |
|
Lophopsophosphaera |
Lophopsophosphaera safes
|
USSR(Vologda) |
Ordovician |
Silurian |
Lophopsophosphaera |
Lophopsophosphaera sp
|
USSR(Vologda) |
Ordovician |
Silurian |
Lophosphaeridium |
Lophosphaeridium parverarum
|
USSR(Vologda) |
Ordovician |
Silurian |
Lophotriletes |
Lophotriletes lepidus
|
USSR(Vologda) |
Ordovician |
Silurian |
Retusotriletes |
Retusotriletes clandestinus
|
USSR(Vologda) |
Early Devonian |
Late Eifelian |
Retusotriletes |
Retusotriletes divulgatus
|
USSR(Vologda) |
Early Devonian |
Late Eifelian |
Retusotriletes |
Retusotriletes divulgatus
|
USSR(Vologda) |
Late Eifelian |
|
Retusotriletes |
Retusotriletes medius
|
USSR(Vologda) |
Ordovician |
Silurian |
Rugosopsophosphaera |
Rugosopsophosphaera diversa
|
USSR(Vologda) |
Ordovician |
Silurian |
Rugosopsophosphaera |
Rugosopsophosphaera sp
|
USSR(Vologda) |
Ordovician |
Silurian |
Synorisporites |
Synorisporites verrucatus
|
USSR(Vologda) |
Ordovician |
Silurian |