| Here is a large Jurassic ammonite of the species Oppelia subcostata on a beautiful matrix with good standing surface. This ammonite has a diameter of about 93 mm. | |||
Location: | Evrecy, Depart. Calvados, France | ||
| Size of Matrix : | about 135 x 75 x 120 mm | ||
| Age: | Middle Jurasic, Dogger, Bajocian (about . 173 Mill. Jahre) | ||