Elektoriskos |
Elektoriskos piluliferus
|
Australia(W.Australia) |
Early Ordovician |
|
Elektoriskos |
Elektoriskos tenuis
|
Australia(W.Australia) |
Late Devonian |
|
Goniosphaeridium |
Goniosphaeridium canningia
|
Australia(W.Australia) |
Ordovician |
|
Goniosphaeridium |
Goniosphaeridium granulatum
|
Australia(W.Australia) |
Tertiary |
|
Micrhystridium |
Micrhystridium canningia
|
Australia(W.Australia) |
Ordovician |
|
Micrhystridium |
Micrhystridium goldwyerense
|
Australia(W.Australia) |
Early Ordovician |
|
Solisphaeridium |
Solisphaeridium cernuum
|
Australia(W.Australia) |
Early Ordovician |
Middle Ordovician |
Solisphaeridium |
Solisphaeridium inaffectum
|
Australia(W.Australia) |
Devonian |
|
Veryhachium |
Veryhachium colemanii
|
Australia(W.Australia) |
Late Devonian |
|
Filisphaeridium |
Filisphaeridium systenoidium
|
Austria |
Late Triassic |
|
Micrhystridium |
Micrhystridium licroidium
|
Austria |
Late Triassic |
|
Micrhystridium |
Micrhystridium systenoidium
|
Austria |
Late Triassic |
|
Micrhystridium |
Micrhystridium sanyanum
|
Baltic |
Paleocene |
|
Micrhystridium |
Micrhystridium seminudum
|
Baltic |
Paleocene |
|
Micrhystridium |
Micrhystridium stimuliferum
|
Baltic |
Paleocene |
|
Goniosphaeridium |
Goniosphaeridium
|
Baltic |
Arenigian |
|
Polygonium |
Polygonium polyacanthum
|
Baltic |
Ordovician |
|