Dictyotidium |
Dictyotidium shaunavonense
|
Nd |
Jurassic |
|
Dictyotidium |
Dictyotidium spinoreticulatum
|
Nd |
Late Eocene |
Early Oligocene |
Dictyotidium |
Dictyotidium stenodictyum
|
Nd |
Llandoverian |
|
Dictyotidium |
Dictyotidium superbum
|
Nd |
Cambrian |
|
Dictyotidium |
Dictyotidium tenuiornatum
|
Nd |
Late Ludlovian |
|
Dictyotidium |
Dictyotidium terinum
|
Nd |
Nd |
|
Dictyotidium |
Dictyotidium torosum
|
Nd |
Frasnian |
|
Dictyotidium |
Dictyotidium tungusum
|
USSR(Yakut ASSR) |
Riphean |
|
Dictyotidium |
Dictyotidium variatum
|
Nd |
Emsian |
|
Dictyotidium |
Dictyotidium venulosum
|
Nd |
Frasnian |
|
Dictyotidium |
Dictyotidium vesiculum
|
Nd |
Oligocene |
|
Dictyotidium |
Dictyotidium vietulum
|
Nd |
Arenigian |
|
Dictyotidium |
Dictyotidium vittaforme
|
USSR(WSL) |
Riphean |
|
Dictyotidium |
Dictyotidium zonale
|
Nd |
Early Devonian |
|
Diexallophasis |
Diexallophasis
|
Nd |
Nd |
|
Diexallophasis |
Diexallophasis absona
|
Nd |
Early Mississippian |
|
Diexallophasis |
Diexallophasis caperoradiola
|
Nd |
Wenlockian |
|