Dasyrytidodiacrodium |
Dasyrytidodiacrodium inaequilaterale
|
Nd |
Late Cambrian |
|
Dasyrytidodiacrodium |
Dasyrytidodiacrodium mutilatum
|
Nd |
Late Cambrian |
|
Dasyrytidodiacrodium |
Dasyrytidodiacrodium sewerginii
|
Nd |
Late Cambrian |
|
Dasyrytidodiacrodium |
Dasyrytidodiacrodium stellare
|
Nd |
Middle Cambrian |
|
Dateriocradus |
Dateriocradus
|
Nd |
Nd |
|
Dateriocradus |
Dateriocradus algerensis
|
Nd |
Late Llandoverian |
|
Dateriocradus |
Dateriocradus monterrosae
|
Nd |
Late Llandoverian |
|
Dateriocradus |
Dateriocradus polydactylus
|
Nd |
Early Wenlockian |
|
Dateriocradus |
Dateriocradus sartbernardensis
|
Nd |
Arenigian |
|
Dateriocradus |
Dateriocradus tribrachiata
|
Nd |
Wenlockian |
Ludlovian |
Deflandridium |
Deflandridium
|
Nd |
Nd |
|
Deflandridium |
Deflandridium stellatum
|
Nd |
Helvetian |
|
Deltoidinia |
Deltoidinia
|
Nd |
Nd |
|
Deltoidinia |
Deltoidinia deltoides
|
Nd |
Oligocene |
|
Deltoidinia |
Deltoidinia parallolophodes
|
Nd |
Early Oligocene |
Middle Oligocene |
Deltotosoma |
Deltotosoma
|
Nd |
Nd |
|
Deltotosoma |
Deltotosoma intonsa
|
Nd |
Frasnian |
|