Leiofusa |
Leiofusa
|
USSR(Siberia) |
Ordovician |
|
Leiosphaeridium |
Leiosphaeridium
|
USSR(Siberia) |
Early Devonian |
|
Leiosphaeridium |
Leiosphaeridium
|
USSR(Siberia) |
Ordovician |
|
Leiosphaeridium |
Leiosphaeridium eisenackii
|
USSR(Siberia) |
Early Ordovician |
|
Leiotriletes |
Leiotriletes
|
USSR(Siberia) |
Early Gothlandian |
|
Leiotriletes |
Leiotriletes norilensis
|
USSR(Siberia) |
Early Gothlandian |
|
Leiotriletes |
Leiotriletes tirasaensis
|
USSR(Siberia) |
Early Gothlandian |
|
Leiotriletes |
Leiotriletes ustetschkaensis
|
USSR(Siberia) |
Middle Ordovician |
|
Lophosphaeridium |
Lophosphaeridium
|
USSR(Siberia) |
Early Ordovician |
|
Lophotriletes |
Lophotriletes
|
USSR(Siberia) |
Late Ordovician |
|
Mesotriletes |
Mesotriletes
|
USSR(Siberia) |
Late Ordovician |
|
Mycterosphaeridium |
Mycterosphaeridium
|
USSR(Siberia) |
Early Devonian |
|
Mycterosphaeridium |
Mycterosphaeridium
|
USSR(Siberia) |
Ordovician |
|
Nucellosphaeridium |
Nucellosphaeridium
|
USSR(Siberia) |
Early Devonian |
|
Nucellosphaeridium |
Nucellosphaeridium
|
USSR(Siberia) |
Ordovician |
|
Nucellosphaeridium |
Nucellosphaeridium tschuncum
sp. nov. |
USSR(Siberia) |
Early Gothlandian |
|
Ocridosphaeridium |
Ocridosphaeridium
|
USSR(Siberia) |
Early Devonian |
|