identified by scientist Quaternary Holocene recent off West Africa off Morocco FEU-1002190
| | identified by scientist Neogene Pliocene Zanclean Micronesia + Philippine Basin ODP Leg 130 Site 806 FEU-1009559
| | identified by scientist Neogene Miocene Micronesia + Philippine Basin ODP Leg 130 Site 806 FEU-1009557
| | identified by M. Hesemann Quaternary Holocene recent Pacific off Alaska Sitka FEU-1024365
| | identified by M. Hesemann Quaternary Holocene recent Pacific off Alaska Sitka FEU-1024387
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