| Fimbriaglomerella |
Fimbriaglomerella membranacea
|
Nd |
Nd |
|
| Frankea |
Frankea sartbernardensis
|
Belgium |
Llanvirnian |
|
| Geron |
Geron guerillerus
|
Belgium |
Early Silurian |
|
| Goniosphaeridium |
Goniosphaeridium
|
Nd |
Nd |
|
| Heliosphaeridium |
Heliosphaeridium notatum
|
Wales(Flintshire) |
Middle Cambrian |
|
| Kildinella |
Kildinella
|
Nd |
Nd |
|
| Ladogella |
Ladogella
|
Algeria |
Early Ordovician |
|
| Leiofusa |
Leiofusa gravida
|
Wales(Gwynedd) |
Late Cambrian |
|
| Leiosphaeridia |
Leiosphaeridia
|
Nd |
Nd |
|
| Leiosphaeridia |
Leiosphaeridia sp.A
sp. nov. |
Wales(Flintshire) |
Middle Cambrian |
|
| Micrhystridium |
Micrhystridium
|
China |
Vendian |
|
| Moyeria |
Moyeria sp
|
Belgium |
Middle Silurian |
|
| Multiplicisphaeridium |
Multiplicisphaeridium abnormisum
|
China(Manchuria,Jilin) |
Cambrian |
Early Ordovician |
| Neoveryhachium |
Neoveryhachium carminae
|
Nd |
Silurian |
|
| Octaedryxium |
Octaedryxium
|
Northern Hemisphere |
Late Riphean |
Early Vendian |
| Onondagella |
Onondagella
|
Nd |
Late Ordovician |
|
| Ooidium |
Ooidium rossicum
|
Nd |
Nd |
|