Lophosphaeridium |
Lophosphaeridium rarum
|
China(Hopei) |
Early Ordovician |
|
Lophosphaeridium |
Lophosphaeridium sp
|
China(Hopei) |
Early Ordovician |
|
Micrhystridium |
Micrhystridium comatum
|
China(Hopei) |
Early Ordovician |
|
Micrhystridium |
Micrhystridium parveroquesii
|
China(Hopei) |
Early Ordovician |
|
Micrhystridium |
Micrhystridium radians
|
China(Hopei) |
Early Ordovician |
|
Micrhystridium |
Micrhystridium shinetonense
|
China(Hopei) |
Early Ordovician |
|
Micrhystridium |
Micrhystridium sp
|
China(Hopei) |
Early Ordovician |
|
Micrhystridium |
Micrhystridium stellatum
|
China(Hopei) |
Early Ordovician |
|
Visbysphaera |
Visbysphaera microspinosa
|
China(Hopei) |
Early Ordovician |
|