Genus: Pseudostome lacks lobed collar; test round or oval in cross-section;
pseudostome relatively large, with or lacking a collar (Illustrated Guide, 1985).
Species: Size, 90-130 μm long;
30-45 μm wide; Test, long-oval,
with nipple-like extention at base; clear chitinoid, imbedded siliceous particles;
pseudostome, oval, 20-30 by 15-20 μm
(Illustrated Guide, 1985).
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