Foraminifera taxon details
From editor or global species database
Diagnosis Test large, planispiral, and involute, rarely uncoiling in the adult; septa thick and massive; wall coarsely microgranular, with a tendency to recrystallize, thick and finely perforate in geologically later forms, supplementary deposits as chomata and parachomata; aperture simple, basal, rarely cribrate. L. Carboniferous (Visean) to U. Carboniferous (Stephanian). (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
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