Genus: Test more or less compressed; pseudostome elliptical on end of a clear collar
(Illustrated Guide, 1985).
Species: Test clear, elliptical, 30-60 μm long,
20-50 μm diam.; collar height 8-10 μm; scales overlapping, elliptical;
pseudostome oval slit, 10-22 μm wide; nucleus spherical 20-25 μm;
endosome 4-5 μm
(Illustrated Guide, 1985).
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