Diagnosis
provided by World Register of Marine Species
Test free, subcylindrical; wall with a distinct proteinaceous inner layer, and an outer layer of coarse particles including tests of other foraminifers, agglutinated in a finer ground mass; aperture terminal, rounded, bordered by a thickened extension of the organic lining. Holocene, at 220 m; S. Pacific: off New Zealand, North Island. (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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