Diagnosis
provided by World Register of Marine Species
Test elongate, tubular, tapering at both ends; wall hyaline, imperforate, proteinaceous; equal sized apertures on narrowed tubular necks present at both ends of test and may be used simultaneously; cytoplasm generally free of detrital particles, protruding from the apertures, but does not form a sheath over the test exterior as in Shepheardella, pseudopodia straight, delicate and highly fragile; nucleus single, large, rounded; life position horizontal on the muddy bottom sediments. Marine, at 30 m to 70 m. Holocene; Sweden: Gullmar Fjord. (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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