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Morphological Attributes: Wallmaterial: hyaline Overall appearance: elongate Coiling: spiral to serial Chamberform: triangular to trapezoid Aperture Position: basal Aperture Form: arcuate lunear arch, --, --, -- Sutures: depressed, --, -- Ornamentation: --, --, --, -- |
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 |  |