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Morphological Attributes: Wallmaterial: hyaline Overall appearance: coiled spirally Coiling: trochospiral Chamberform: triangular to trapezoid Aperture Position: basal Aperture Form: slit, --, --, -- Sutures: --, curved, -- Ornamentation: --, --, --, -- |
 identified by scientist Quaternary Holocene recent Unknown Challenger Station 142A |  identified by scientist Quaternary Holocene recent |  identified by scientist Quaternary Pleistocene Tarantian Yellow Sea South Yellow Sea |
 identified by scientist Quaternary Pleistocene Tarantian Yellow Sea South Yellow Sea |  identified by scientist Neogene Miocene Vienna Basin Vienna-Nussdorf |  identified by scientist Neogene Miocene Vienna Basin Vienna-Nussdorf |
 identified by M. Hesemann Quaternary Holocene recent Arabian Sea off Dwarka |  identified by M. Hesemann Quaternary Holocene recent West of Ireland Hebridian Slope |  identified by M. Hesemann Quaternary Holocene recent Coral Sea Kemp |
 identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |  identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |  identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |
 identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |  identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |  identified by M. Hesemann Neogene Miocene North European Plain Gram |
 identified by M. Hesemann Neogene Miocene North European Plain Gram |  identified by M. Hesemann Neogene Miocene --- North European Plain Stade |  identified by M. Hesemann Neogene Miocene --- North European Plain Stade |
 identified by M. Hesemann Neogene Miocene --- North European Plain Stade |  identified by M. Hesemann Neogene Miocene Burdigalian Central European Highlands Strass |  identified by M. Hesemann Neogene Miocene Serravallian North European Plain Hamburg Moorburg |
 identified by M. Hesemann Neogene Miocene Iberian Peninsula Quelfes |  identified by M. Hesemann Neogene Miocene Iberian Peninsula Quelfes |  identified by M. Hesemann Paleogene Eocene Lutetian Paris Basin Fleury-la-Riviere |
 identified by F. Le Coze Neogene Miocene Burdigalian Iberian Peninsula Penedo Sul |  identified by F. Le Coze Neogene Miocene Burdigalian Iberian Peninsula Penedo Sul |  identified by F. Le Coze Neogene Miocene Burdigalian Iberian Peninsula Penedo Sul |