Dicrodiacrodium |
Dicrodiacrodium fulcratum
|
Nd |
Arenigian |
Llanvirnian |
Dicrodiacrodium |
Dicrodiacrodium fulcratum
|
Nd |
Nd |
|
Dicrodiacrodium |
Dicrodiacrodium normale
|
Nd |
Late Llanvirnian |
|
Dicrodiacrodium |
Dicrodiacrodium normale
|
Nd |
Late Llanvirnian |
Early Caradocian |
Dicrodiacrodium |
Dicrodiacrodium normale
|
Nd |
Late Llanvirnian |
|
Dicrodiacrodium |
Dicrodiacrodium normale
|
Nd |
Late Llanvirnian |
|
Dicrodiacrodium |
Dicrodiacrodium retiforme
|
Nd |
Llanvirnian |
|
Dictyotidium |
Dictyotidium amydrum
|
Nd |
Late Wenlockian |
|
Dictyotidium |
Dictyotidium bonnetii
|
Nd |
Tremadocian |
|
Dictyotidium |
Dictyotidium cambriense
|
Nd |
Georgian |
Tremadocian |
Dictyotidium |
Dictyotidium dictyotum
|
Nd |
Georgian |
Givetian |
Dictyotidium |
Dictyotidium reticulatum
|
Nd |
Tremadocian |
Caradocian |
Dictyotidium |
Dictyotidium stenodictyum
|
Nd |
Llandoverian |
Ludlovian |
Dictyotidium |
Dictyotidium superbum
|
Nd |
Georgian |
Potsdamian |
Dictyotidium |
Dictyotidium tenuiornatum
|
Nd |
Late Ludlovian |
|
Disparifusa |
Disparifusa hystricosa
|
Nd |
Early Caradocian |
|
Domasia |
Domasia canadensis
|
Nd |
Wenlockian |
|