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Morphological Attributes: Wallmaterial: agglutinated Overall appearance: irregular Coiling: irregular Chamberform: tubular Aperture Position: multiple apertures Aperture Form: round oval reniform, --, --, -- Sutures: --, --, -- Ornamentation: --, --, --, -- |
type specimen lectotype Quaternary Holocene recent off Canada and Alaska see text FEU-1001774 |  | type specimen paralectotype Quaternary Holocene recent off Canada and Alaska see text FEU-1001773 |  | type specimen paralectotype Quaternary Holocene recent off Canada and Alaska see text FEU-1001775 |  | identified by scientist Quaternary Holocene recent Micronesia + Philippine Basin Challenger Station 218A FEU-1003017 |  |