Nearly complete central element of carapace (head sclerite) of Aegirocassis benmoulai (Van Roy, Daley, & Briggs, 2015) - negative. Aegirocassis is extinct genus of giant radiodont arthropod belonging to the family Hurdiidae. This filter-feeding arthropod with length up to 2 metres was the largest animal in Ordovician period. There is also a graptolite Araneograptus murrayi. Matrix and fossil are glued. No restoration. Age: Lower Ordovician, Tremadocian, Fezouata Fm. Locality: Morocco, Zagora area Matrix size - 210 x 190 x 26 mm Carapace size - 175 x 42 mm Weight: 640 g If you have bought several items, combined shipping is possible. Please contact me.