Locality Layer
Canada, British Columbia, Chischa River, Tuchodi Lakes Besa Fm.
Germany, Rhenish Mountains, Brilon Givetian
Germany, Rhenish Mountains, Eiserne Hand, Caroline Mine terebratum Zone
Germany, Rhenish Mountains, Enkenberg Roteisenstein
Morocco, Tata, Oued Mzerreb Bed 8a (Becker 2004)