|   | 
Locality | 
Layer | 
 
 | 
Germany, Eifel, Büdesheim | 
do Iþ | 
 
 | 
Germany, Harz, Iberg | 
do I gamma | 
 
 | 
Germany, Rhenish Mountains, Adorf, Martenberg | 
terebratum Zone | 
 
 | 
Germany, Rhenish Mountains, Cramberg | 
Wissenbach Shales | 
 
 | 
Germany, Rhenish Mountains, Eibach, Königszug Mine | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Eibach, Mühlengrube | 
Frasnian | 
 
 | 
Germany, Rhenish Mountains, Enkenberg | 
Famennian | 
 
 | 
Germany, Rhenish Mountains, Erdbach | 
Posidonia Shales | 
 
 | 
Germany, Rhenish Mountains, Haasenhütte | 
do II - do III | 
 
 | 
Germany, Rhenish Mountains, Herborn | 
Posidonia Shales | 
 
 | 
Germany, Rhenish Mountains, Nehden | 
do II | 
 
 | 
Germany, Rhenish Mountains, Oberscheld | 
Posidonia Shales | 
 
 | 
Germany, Rhenish Mountains, Oberscheld | 
Roteisenstein | 
 
 | 
Germany, Rhenish Mountains, Oberscheld | 
do II - do III | 
 
 | 
Germany, Rhenish Mountains, Schönbach | 
Posidonia Shales | 
 
 | 
Germany, Rhenish Mountains, Sechshelden | 
Wissenbach Shales | 
 
 | 
Germany, Rhenish Mountains, Suttrop, Lütke Heide | 
Posidonia Shales | 
 
 | 
Germany, Rhenish Mountains, Wissenbach | 
Wissenbach Shales |