Locality Layer
Algeria, Mouydir, Oued Temertasset Argiles de Teguentour
Algeria, Sud Oranais, Hassi Sguilma Nord S1b
Spain, Palencia, Barruelo Region, Villabellaco 1-3 m above base of Villabellaco Fm.
USA, Indiana, Jackson Co., Muscatatuck River Rockford Limestone
USA, Indiana, Jackson Co., Rockford, 4 mls N of Rockford Rockford Limestone
USA, Indiana, Jackson Co., Rockford Rockford Limestone