Diagnosis
provided by World Register of Marine Species
Test fusiform in outline, circular in section, chambers few, in a rapidly enlarging triserial series, final one occupying up to three-fourths the test length, sutures oblique, flush to slightly depressed; wall calcareous, hyaline, with translucent ring surrounding the aperture just beneath the collar; aperture terminal, radiate, with short, narrow, somewhat curved entosolenian tube. Holocene; Australia. (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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