|  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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