Diagnosis
provided by World Register of Marine Species
Test streptospirally enrolled in the early stage so that the bulbous proloculus is completely enclosed, later biserial; wall of proloculus proteinaceous, wall of remainder of test agglutinated; aperture an interiomarginal arch. Holocene; Sweden. (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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