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Euglenophyceae: Sphenomonadales
Euglenida: Sphenomonadida: Anisonemidae

 Anisonema acinus
Dujardin, 1841

Anisonema acinus Genus: Generally ovoid; asymmetrical; plastic or rigid; a slit-like ventral furrow; flagella at anterior end; cytopharynx long; contractile vacuole anterior; nucleus posterior (Kudo, 1966). Lightly striated; trailing flagellum longer than anterior one (How to know the protozoa, 1979).
Species: 25-40 μm long, 16-22 μm wide; rigid, oval; somewhat flattened; pellicle slightly striated (Kudo, 1966). Rigid; faintly spirally striated; fresh water (How to know the protozoa, 1979).

Anisonema acinus Dujardin, cell body 34 μm long, 16 μm wide, L/W=2.1, trailing flagellum about 130 μm long, x 640, Block 2-1, Kashibaru marsh, Karatsu city, Saga Pref., Japan, September 9, 2008 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Anisonema Anisonema

Images of collecting locality: Block 2-1, Kashibaru marsh, Karatsu city, Saga Pref., Japan, September 9, 2008 by Y. Tsukii

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