Definition of Interiomarginal. Meaning of Interiomarginal. Synonyms of Interiomarginal

- characterized by chambers arranged in a low trochospiral; an umbilical or interiomarginal aperture, with or without supplementary apertures; and a wall structure...
- hyaline (gl****y) calcite, with typically globular chambers and single interiomarginal aperture. Some however have multiple or auxiliary apertures, and in...
- narrow elongate monocrystalline spines. Apertures vary in position from interiomarginal to equatorial and may be relatively large. Secondary apertures along...
- overall. The periphery angular to carinate (keeled); the aperture an interiomarginal slit on the umbilical side, bordered by a lip. Loeblich and Tappan...
- inner lining, and are distinctly perforate. The aperture is a low interiomarginal arch near the periphery on the umbilical side, with narrow bordering...
- is a species characterized by a low trochospiral and thin test; an interiomarginal, extraumbilical to umbilical aperture with a rounded lip; and triangular...
- The umbilical side is imperforate and smooth. The aperture is an interiomarginal arch, outside the umbilicus, extending nearly to the periphery. Alfred...
- radial in structure, surface smooth to hispid or rugose; aperture an interiomarginal, extraumbilical-umbilical arch commonly bordered above by a narrow...
- chamber, forming a small chamberlet beneath. The aperture is a low, interiomarginal arch, outside the umbilicus. The classification here is that of 1964...
- outer imperforate layer and an inner alveolar layer. Apatures are interiomarginal or near the septal base. Includes the subfamilies Cyclammininae, Alveolophragmiinae...