Genus: Pseudopods do not meld at bases during polypodial locomotion; pseudopods ridged;
uninucleate (Illustrated Guide, 1985).
Species: Monopodal, 300-600 μm long;
pseudopods, cylindroid, granular, with clear caps, longitudinal ridges; uroid, temporary, morulate;
nucleus, discoid to polymorphic, often biconcave, 30-35 μm diam (Illustrated Guide, 1985).
Up to 600 μm or more; one discoid nucleus, 30 μm, sometimes folded
(How to know the protozoa, 1979).
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