identified by scientist Quaternary Holocene recent off Argentina Challenger Station 323 FEU-1003207
| | identified by scientist Quaternary Holocene recent Gulf of Mexico De Soto Canyon FEU-1025051
| | identified by scientist Quaternary Holocene recent Gulf of Mexico Green Canyon FEU-1025052
| | identified by M. Hesemann Quaternary Holocene recent Greater North Sea North Sea WH335 Box A FEU-1021927
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