Staurocephalites |
Staurocephalites bijugus
|
North America |
Middle Ordovician |
|
Staurocephalites |
Staurocephalites broennimanni
|
Europe |
Quaternary |
|
Staurocephalites |
Staurocephalites calcaratus
|
Africa(Sahara) |
Middle Devonian |
Late Devonian |
Staurocephalites |
Staurocephalites clivus
|
North America |
Middle Devonian |
|
Staurocephalites |
Staurocephalites condensus
|
North America |
Middle Devonian |
|
Staurocephalites |
Staurocephalites cucullus
|
North America |
Middle Devonian |
|
Staurocephalites |
Staurocephalites cultensis
|
Nd |
Nd |
|
Staurocephalites |
Staurocephalites cuneiformis
|
North America |
Middle Ordovician |
|
Staurocephalites |
Staurocephalites cuspis
|
North America |
Late Ordovician |
|
Staurocephalites |
Staurocephalites dentatus
|
North America |
Middle Ordovician |
|
Staurocephalites |
Staurocephalites devinctus
|
North America |
Late Ordovician |
|
Staurocephalites |
Staurocephalites ejectus
|
North America |
Middle Devonian |
|
Staurocephalites |
Staurocephalites eucharis
|
North America |
Middle Devonian |
|
Staurocephalites |
Staurocephalites externus
|
North America |
Early Gothlandian |
|
Staurocephalites |
Staurocephalites fortrileyensis
|
Nd |
Nd |
|
Staurocephalites |
Staurocephalites fractus
|
North America |
Middle Devonian |
|
Staurocephalites |
Staurocephalites fraternus
|
North America |
Middle Devonian |
|