identified by scientist Quaternary Holocene recent Patagonia and off Challenger Station 308 FEU-1003509
| | identified by scientist Quaternary Holocene recent Patagonia and off Challenger Station 305 FEU-1003510
| | identified by scientist Quaternary Holocene recent Patagonia and off Challenger Station 305 FEU-1003511
| | identified by scientist Quaternary Holocene recent Patagonia and off Challenger Station 306 FEU-1003512
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