Diagnosis
provided by World Register of Marine Species
Test free, 2 mm to 4 mm in diameter, discoidal to lenticular in section, circular to ovoid in plan, a single chamber that is partially to nearly completely subdivided internally by radial semisepta or incomplete partitions that project inward from the outer wall; wall thin, consisting of a single finely agglutinated layer, loosely cemented, without inner organic layer; no recognizable aperture. Holocene; Pacific. (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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