| Locality | Layer | |
|---|---|---|
|
|
Germany, Rhenish Mountains, Adorf, Martenberg | terebratum Zone |
|
|
Germany, Rhenish Mountains, Brilon, Grottenberg Mine | Roteisenstein |
|
|
Germany, Rhenish Mountains, Enkenberg | Roteisenstein |
|
|
Morocco, Tafilalt, Ouidane Chebbi | upper costatus - ensensis |