Baltisphaeridium |
Baltisphaeridium granuliferum
|
Belgium |
Tarannon |
Wenlockian |
Pulvinosphaeridium |
Pulvinosphaeridium cochinum
|
Belgium |
Tarannon |
Wenlockian |
Cymatiosphaera |
Cymatiosphaera nebulosa
|
Belgium |
Tarannon |
Wenlockian |
Cymatiosphaera |
Cymatiosphaera wenlockia
|
Belgium |
Tarannon |
Wenlockian |
Pterospermopsis |
Pterospermopsis onondagaensis
|
Belgium |
Tarannon |
Wenlockian |
Hystrichosphaeridium |
Hystrichosphaeridium williereae
|
Belgium |
Late Llandoverian |
Early Taranakian |
Baltisphaeridium |
Baltisphaeridium bergstroemii
|
Belgium |
Llandoverian |
Early Ludlovian |
Baltisphaeridium |
Baltisphaeridium cariniosum
|
Belgium |
Early Wenlockian |
Early Ludlovian |
Baltisphaeridium |
Baltisphaeridium granulatispinosum
|
Belgium |
Late Llandoverian |
Wenlockian |
Leiofusa |
Leiofusa filifera
|
Belgium |
Late Llandoverian |
Wenlockian |
Leiofusa |
Leiofusa tumida
|
Belgium |
Late Llandoverian |
Wenlockian |
Baltisphaeridium |
Baltisphaeridium lucidum
|
Belgium |
Late Devonian |
|
Baltisphaeridium |
Baltisphaeridium microfurcatum
|
Belgium |
Late Devonian |
|
Baltisphaeridium |
Baltisphaeridium nanum
|
Belgium |
Late Devonian |
|
Baltisphaeridium |
Baltisphaeridium ramusculosum
|
Belgium |
Late Devonian |
|
Micrhystridium |
Micrhystridium alpernii
|
Belgium |
Late Devonian |
|
Micrhystridium |
Micrhystridium campoae
|
Belgium |
Late Devonian |
|