Aureotesta |
Aureotesta clathrata
|
Morocco |
Late Arenigian |
Early Llanvirnian |
Bacisphaeridium |
Bacisphaeridium bacifer
|
Baltic |
Middle Ordovician |
Silurian |
Baltisphaera |
Baltisphaera abbreviata
|
E.Germany |
Late Llanvirnian |
|
Baltisphaera |
Baltisphaera occultata
|
E.Germany |
Late Llanvirnian |
|
Baltisphaera |
Baltisphaera procera
|
E.Germany |
Late Llanvirnian |
|
Baltisphaera |
Baltisphaera quadricornis
|
E.Germany |
Late Llanvirnian |
|
Baltisphaera |
Baltisphaera quadrinata
|
E.Germany |
Late Llanvirnian |
|
Baltisphaera |
Baltisphaera ternata
|
E.Germany |
Late Llanvirnian |
|
Baltisphaera |
Baltisphaera transitoria
|
E.Germany |
Late Llanvirnian |
|
Baltisphaeridium |
Baltisphaeridium cantabricum
|
Spain |
Ludlovian |
Siegenian |
Baltisphaeridium |
Baltisphaeridium echinulatum
|
E.Germany |
Late Llanvirnian |
|
Baltisphaeridium |
Baltisphaeridium iaculigerum
|
Germany |
Malm |
|
Baltisphaeridium |
Baltisphaeridium massilum
|
Belgium |
Late Wenlockian |
Early Ludlovian |
Baltisphaeridium |
Baltisphaeridium obtusatum
|
E.Germany |
Late Llanvirnian |
|
Baltisphaeridium |
Baltisphaeridium scitulum
|
India |
Cambrian |
|
Buedingiisphaeridium |
Buedingiisphaeridium pyramidale
|
England |
Ludlovian |
|
Carminella |
Carminella maplewoodensis
|
Tunisia |
Silurian |
|