Leiosphaeridia |
Leiosphaeridia eisenackii
|
Czechoslovakia |
Ordovician |
|
Baltisphaeridium |
Baltisphaeridium uncinatum
|
Czechoslovakia |
Ordovician |
|
Cymatiogalea |
Cymatiogalea modesta
|
Czechoslovakia |
Ordovician |
|
Chitinozoa |
Chitinozoa sp
|
Czechoslovakia |
Ordovician |
Devonian |
Turuchanica |
Turuchanica
|
Czechoslovakia |
Proterozoic |
Silurian |
Protosphaeridium |
Protosphaeridium sp
|
Czechoslovakia |
Proterozoic |
Silurian |
Leiosphaeridia |
Leiosphaeridia
|
Czechoslovakia |
Proterozoic |
Silurian |
Orygmatosphaeridium |
Orygmatosphaeridium sp
|
Czechoslovakia |
Proterozoic |
Silurian |
Trematosphaeridium |
Trematosphaeridium sp
|
Czechoslovakia |
Proterozoic |
Silurian |
Trachysphaeridium |
Trachysphaeridium sp. Timo.,1966
sp. nov. |
Czechoslovakia |
Proterozoic |
Silurian |
Gloeocapsamorpha |
Gloeocapsamorpha sp
|
Czechoslovakia |
Ordovician |
Silurian |
Lophosphaeridium |
Lophosphaeridium rarum
|
Czechoslovakia |
Ordovician |
Silurian |
Leiofusa |
Leiofusa sp
|
Czechoslovakia |
Ordovician |
Silurian |
Veryhachium |
Veryhachium downiei
|
Czechoslovakia |
Llandoverian |
Emsian |
Cymatiosphaera |
Cymatiosphaera nebulosa
|
Czechoslovakia |
Llandoverian |
Emsian |
Dictyosphaera |
Dictyosphaera polygonia
|
Czechoslovakia |
Llandoverian |
Emsian |
Veryhachium |
Veryhachium helenae
|
Czechoslovakia |
Llandoverian |
Emsian |