Leiosphaeridia |
Leiosphaeridia hyalina
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia indefinita
|
USSR(Pre-Baltic) |
Early Paleozoic |
|
Leiosphaeridia |
Leiosphaeridia laevigata
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia major
|
Canada(Alberta) |
Late Devonian |
|
Leiosphaeridia |
Leiosphaeridia megacystis
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia microcystis
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia microgranifera
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia microgranulifera
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia microsaetosa
|
Canada(Alberta) |
Late Devonian |
|
Leiosphaeridia |
Leiosphaeridia minuta
|
USSR(Russian Platform) |
Late Riphean |
|
Leiosphaeridia |
Leiosphaeridia minuta
|
USSR(Russian Platform) |
Late Riphean |
|
Leiosphaeridia |
Leiosphaeridia muitscha
|
Poland |
Middle Silurian |
|
Leiosphaeridia |
Leiosphaeridia nervata
|
USSR(Pre-Baltic) |
Early Paleozoic |
|
Leiosphaeridia |
Leiosphaeridia oelandica
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia orbiculata
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia orbiculata
|
Canada(Alberta) |
Late Devonian |
|
Leiosphaeridia |
Leiosphaeridia papillata
|
Canada(Alberta) |
Late Devonian |
|