Here is a nice echinod cluster, a real fossil sea urchin conglomerate of the species Conulus subrotundus from the Turonial of the classical site of Cretaceous Wuellen. | |||
Location: | Wüllen near Ahaus, Nordrhein-Westfalen, Germany | ||
Size of Matrix: | about 71 x 77 x 48 mm | ||
Age: | Upper Cretaceous, Coniacian (about 85 Ma) |