Baltisphaeridium |
Baltisphaeridium polygonale
|
England |
Wenlockian |
|
Hystrichosphaeridium |
Hystrichosphaeridium polygonale
|
England |
Wenlockian |
|
Hystrichosphaera |
Hystrichosphaera asteroidea
|
Nd |
Nd |
|
Ovum |
Ovum hispidum
sp. nov. |
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Sweden |
Late Cambrian |
Ordovician |
Baltisphaeridium |
Baltisphaeridium longispinosum
sp. nov. |
Sweden |
Early Caradocian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
sp. nov. |
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium suecicum
sp. nov. |
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium macropylum
sp. nov. |
Sweden |
Early Ordovician |
|
Leiofusa |
Leiofusa ovalis
|
Sweden |
Early Ordovician |
|
Leiofusa |
Leiofusa oblonga
sp. nov. |
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium brevispinosum
|
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium trifurcatum
sp. nov. |
Sweden |
Middle Ordovician |
Late Ordovician |
Baltisphaeridium |
Baltisphaeridium longispinosum
sp. nov. |
Sweden |
Silurian |
|
Baltisphaeridium |
Baltisphaeridium hirsutoides
|
Sweden |
Ordovician |
|
Baltisphaeridium |
Baltisphaeridium multipilosum
|
Sweden |
Ordovician |
|