Name :Oolopygus pyriformis
Age: Crétacé,Maastrichtien
Location: Carrière du CPL, Hallembaye,Belgium

The echinoids are onto a little bloc of matrix .All are original , and not reglued .The slab has a size of 6.4 x 7.6 cm .Biggest echinoid is 1.5 cm .The slab is cut for standing.