Foraminifera taxon details
From editor or global species database
Diagnosis By De Castro (1966): test free, with one calcareous microgranular layer, apparently perforate, exterior smooth, planispiral involute enrolled, without uncoiled stage. Chambers approximatively semicircular in axial section. Sutures straight, except near umbilicus, smooth or only slightly depressed. Aperture cribrate with pores, furnished With minute necks, arranged along one or two rows or irregularly distributed within a narrow and arched band subparallel to the axial section of the chamber walls; they are not scattered on the apertural face. [details]
From editor or global species database
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