Genus: Test ovate, discoid in cross-section; pseudostome a terminal slit
(Illustrated Guide, 1985).
Species: Test chitinous, transparent, yellowish; frontal view oblong-oval or pyriform, 110-140 μm long;
a minute pore present on each side at the broadest point; lateral view elongate-pyriform;
pseudostome forming a shallow notch; transverse section narrowly elliptic;
(Cash, The British Freshwater Rhizopoda and Heliozoa vol. II, 1909).
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