Zonosphaeridium |
Zonosphaeridium absolutum
|
Nd |
Early Ordovician |
|
Zonosphaeridium |
Zonosphaeridium actinomorphum
|
Nd |
Early Ordovician |
|
Zonosphaeridium |
Zonosphaeridium auritum
|
Nd |
Early Cambrian |
|
Zonosphaeridium |
Zonosphaeridium cavernosum
|
Nd |
Nd |
|
Zonosphaeridium |
Zonosphaeridium crassum
|
Nd |
Riphean |
|
Zonosphaeridium |
Zonosphaeridium densum
|
Nd |
Late Precambrian |
|
Zonosphaeridium |
Zonosphaeridium dignatum
|
Nd |
Late Cambrian |
|
Zonosphaeridium |
Zonosphaeridium disterminum
|
Nd |
Middle Precambrian |
|
Zonosphaeridium |
Zonosphaeridium fimbriatum
|
Nd |
Late Gothlandian |
|
Zonosphaeridium |
Zonosphaeridium foveolatum
|
Nd |
Late Precambrian |
|
Zonosphaeridium |
Zonosphaeridium glabrum
|
Nd |
Nd |
|
Zonosphaeridium |
Zonosphaeridium indivisum
|
Nd |
Early Gothlandian |
|
Zonosphaeridium |
Zonosphaeridium limpatum
|
Nd |
Early Ordovician |
|
Zonosphaeridium |
Zonosphaeridium minor
|
Nd |
Early Emsian |
|
Zonosphaeridium |
Zonosphaeridium minutum
|
Nd |
Sinian |
|
Zonosphaeridium |
Zonosphaeridium obscurum
|
Nd |
Early Ordovician |
|
Zonosphaeridium |
Zonosphaeridium ovillense
|
Spain |
Middle Cambrian |
|