(Williamson, 1848) Ellipsolagenidae Oligocene Chattian North European Plain Kassel Dirk Gille identified by scientist 1 / FEU-1001038 | (d'Orbigny, 1846) Nonionidae Oligocene Chattian North European Plain Kassel Dirk Gille identified by M. Hesemann 2 / FEU-1001346 | (Philippi, 1843) Vaginulinidae Oligocene Chattian North European Plain Kassel Dirk Gille identified by M. Hesemann 3 / FEU-1001098 | Cibicididae Oligocene Chattian North European Plain Kassel Dirk Gille identified by M. Hesemann 4 / FEU-1000183 |