the raw material is provided by
Johann Schobert
Germany, Central European Highlands
Lower Jurassic Jurassic
Astacolus bochardi | Astacolus primus | Cornuspira involvens | Dentalina
sp.  | Dentalina
sp.  | Dentalina
sp.  | Flabellinella
sp.  |
| | | | | | |
Ichthyolaria squamosa | Ichthyolaria
sp.  | Lenticulina
sp.  | Lenticulina
sp.  | Lenticulina
sp.  | Palmula cuneiformis | Prodentalina vetusta |
| | | | | | |
Prodentalina vetusta | Reinholdella
sp.  | Vaginulina
sp.  | Vaginulina
sp.  |