Genus: Test round or oval in cross-section; pseudostome terminal with dentate scales
(Illustrated Guide, 1985).
Species: Test elongate, not compressed, slightly constricted near the center,
92-120 μm long, 30-37 μm wide, pseudostome 12-15 μm wide;
the neck with 2-6 long recurved spines,
(Cash & Wailes, The British Freshwater Rhizopoda and Heliozoa vol. III, 1915).
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