identified by scientist Quaternary Pleistocene off Biscaya and Iberia Oporto Seamount FEU-1005679 | ![]() | identified by scientist Neogene Pliocene Piacenzian off Biscaya and Iberia DSDP Leg 47 Site 398 FEU-1008458 | ![]() | identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Slope FEU-1018435 | ![]() | identified by M. Hesemann Neogene Miocene Tortonian Iberian Peninsula Mem Moniz FEU-1007883 | ![]() | identified by M. Hesemann Neogene Miocene Tortonian Iberian Peninsula Mem Moniz FEU-1007886 | ![]() |