Foraminifera taxon details
From editor or global species database
Diagnosis Test lenticular, a low trochospiral in the early stage, later bi-involute, biumbonate, and planispiral, sutures flush, radial to slightly oblique, gently curved, indistinct, periphery rounded, subcarinate; wall calcareous, thick, perforate, surface smooth; aperture an interiomarginal equatorial to slightly asymmetrical slit, bordered with a thick projecting upper lip. Miocene; Australia: Victoria, South Australia. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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