Acanthodiacrodium |
Acanthodiacrodium constrictum
|
Belgium |
Tremadocian |
Early Ludlovian |
Acanthodiacrodium |
Acanthodiacrodium convexum
|
Belgium |
Early Tremadocian |
Early Ludlovian |
Acanthodiacrodium |
Acanthodiacrodium ignoratum
|
Belgium |
Ordovician |
Early Ludlovian |
Acanthodiacrodium |
Acanthodiacrodium micronatum
|
Belgium |
Early Tremadocian |
|
Acanthodiacrodium |
Acanthodiacrodium micronatum
|
Belgium |
Cambrian |
|
Acanthodiacrodium |
Acanthodiacrodium orthoploceum
|
Belgium |
Cambrian |
|
Acanthodiacrodium |
Acanthodiacrodium partiale
|
Belgium |
Cambrian |
|
Acanthodiacrodium |
Acanthodiacrodium prismaticum
|
Algeria |
Tremadocian |
|
Acanthodiacrodium |
Acanthodiacrodium prismaticum
|
Belgium |
Tremadocian |
Early Arenigian |
Acanthodiacrodium |
Acanthodiacrodium scaberrimum
|
Belgium |
Cambrian |
|
Acanthodiacrodium |
Acanthodiacrodium sp.1
sp. nov. |
Belgium |
Late Arenigian |
Early Ludlovian |
Acanthodiacrodium |
Acanthodiacrodium sp.2
sp. nov. |
Belgium |
Middle Wenlockian |
Early Ludlovian |
Acanthodiacrodium |
Acanthodiacrodium tasselii
sp. nov. |
Belgium |
Ordovician |
Early Ludlovian |
Acanthodiacrodium |
Acanthodiacrodium tricorne
|
Belgium |
Early Tremadocian |
|
Acanthodiacrodium |
Acanthodiacrodium ubuii
sp. nov. |
Belgium |
Early Tremadocian |
|
Acanthorytidodiacrodium |
Acanthorytidodiacrodium decipiens
|
Belgium |
Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium bifurcatum
|
Belgium |
Early Tremadocian |
|