Leiosphaeridia |
Leiosphaeridia bokaroensis
|
Nd |
Early Gondwana |
|
Leiosphaeridia |
Leiosphaeridia borealis
|
Nd |
Jurassic |
|
Leiosphaeridia |
Leiosphaeridia breviplicata
|
Nd |
Early Famennian |
|
Leiosphaeridia |
Leiosphaeridia britannica
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia calyptiforma
|
Nd |
Frasnian |
Famennian |
Leiosphaeridia |
Leiosphaeridia cambriensis
|
Nd |
Middle Cambrian |
|
Leiosphaeridia |
Leiosphaeridia caperata
|
Nd |
Late Eocene |
Oligocene |
Leiosphaeridia |
Leiosphaeridia carinthiaca
|
Nd |
Silurian |
|
Leiosphaeridia |
Leiosphaeridia cerebriformis
|
Nd |
Early Cambrian |
|
Leiosphaeridia |
Leiosphaeridia cerina
|
Nd |
Silurian |
|
Leiosphaeridia |
Leiosphaeridia chytroeides
|
Nd |
Oxfordian |
|
Leiosphaeridia |
Leiosphaeridia cinerea
|
Nd |
Early Cambrian |
|
Leiosphaeridia |
Leiosphaeridia communis
|
Nd |
Early Gothlandian |
|
Leiosphaeridia |
Leiosphaeridia compacta
|
USSR(Belorussian SSR) |
Early Famennian |
|
Leiosphaeridia |
Leiosphaeridia compacta
|
China(SW.China) |
Sinian |
|
Leiosphaeridia |
Leiosphaeridia complicata
|
Nd |
Late Frasnian |
Early Famennian |
Leiosphaeridia |
Leiosphaeridia conglutinata
|
Nd |
Proterozoic |
Middle Ordovician |