Description: Overall: elongate Coiling: triserial Wall-Material: calcareous Aperture Position: terminal Aperture Form: round oval reniform Ornamentation: laterally carinate Lengths may be up to: up to 350µm (only own observation) differs from: Trifarina by being triserial troughout and not strictly triangular in section and from Uvigerina by having lateral carinae Remarks: aperture on a neck with a lip Distribution: Upper Eocene to Holocene |