Fig. 3. Differential interference contrast micrographs of Pharyngomonas kirbyi strain NY2. (A-E) Amoebae (trophozoites) showing size, shape, and pseudopod formation. (F-I) Cysts with a spherical shape and smooth surface. (J-N) Flagellate phase, with four flagella. Scale bar = 10 ยตm.
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