Foraminifera taxon details
From editor or global species database
Diagnosis Test tiny, up to 0.18 mm in diameter, trochospiral, with gradually enlarging and moderately inflated chambers and gently curved and depressed sutures on the flattened spiral side, chambers subtriangular in outline with protruding and angular umbilical shoulder and sutures radial and depressed around the deep umbilicus on the umbilical side, periphery broadly truncate; wall calcareous, surface pustulose and rugose, with radially aligned granules around the umbilicus; aperture not observed, probably interiomarginal and umbilical. U. Eocene to Miocene; Cuba. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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