Diagnosis
provided by World Register of Marine Species
Test ovate in outline, sides flattened, periphery truncate, chambers one-half coil in length, planispiral, chamber interior subdivided by oblique radial septula that extend almost completely across the chamber lumen; wall calcareous, imperforate, porcelaneous, surface polished, with radial plications corresponding to the internal septula; aperture a low arched slit at the end of the final chamber. Holocene; Caribbean Sea. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification)
Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp.
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