Arbusculidium |
Arbusculidium
|
Nd |
Nd |
|
Arbusculidium |
Arbusculidium bicuspidatum
|
Nd |
Late Arenigian |
Early Llanvirnian |
Arbusculidium |
Arbusculidium condatum
|
Nd |
Late Llandoverian |
|
Arbusculidium |
Arbusculidium destombesii
|
Nd |
Early Tremadocian |
|
Arbusculidium |
Arbusculidium filamentosum
|
Nd |
Arenigian |
|
Arbusculidium |
Arbusculidium frondiferum
|
Nd |
Tremadocian |
|
Arbusculidium |
Arbusculidium gratiosum
|
Nd |
Early Arenigian |
|
Arbusculidium |
Arbusculidium mamillosum
|
Nd |
Late Cambrian |
Early Ordovician |
Arbusculidium |
Arbusculidium monstrorsum
|
Nd |
Late Cambrian |
|
Arbusculidium |
Arbusculidium ornatum
|
Algeria |
Tremadocian |
|
Arbusculidium |
Arbusculidium ramusculosum
|
Algeria |
Tremadocian |
|
Arbusculidium |
Arbusculidium rommelaerei
|
Nd |
Late Cambrian |
|
Arbusculidium |
Arbusculidium stephanum
|
Nd |
Late Arenigian |
|
Arbusculidium |
Arbusculidium striatulum
|
Nd |
Early Tremadocian |
|
Arbusculidium |
Arbusculidium sutile
|
Nd |
Early Arenigian |
|
Archaealetes |
Archaealetes
|
USSR(Estonian SSR) |
Early Gothlandian |
|
Archaealetes |
Archaealetes antiquus
|
Nd |
Early Gothlandian |
|