identified by scientist Neogene Pliocene off Biscaya and Iberia ODP Leg 149 Site 898 FEU-1008409
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Masfjorden FEU-1025090
|  | identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Slope FEU-1016403
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Skagerrak offshore FEU-1025461
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Skagerrak offshore FEU-1025463
|  |