Genus: Clear pseudopods, formed from clear anterior, more or less broad margin (Illustrated Guide, 1985).
Group II: Subpseudopodia, broadly based mammilliform or nearly hemisperical pyramids.
(b2: Pseudopods triangular;
locomotive less than 100 μm)
Species: 50-125 (usually < 100) μm; L/B to 4.5;
with shallow anterior hyaline edge which bears several mamilliform pseudopodia;
may divide into Y shape in changing direction; floating form usually irregularly rounded,
very rarely radiate; nucleus 6.5-10 μm (Page, 1976).
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