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Euglenophyceae: Sphenomonadales
Euglenida: Sphenomonadida: Anisonemidae

 Anisonema sp.
Dujardin

Anisonema 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:

Anisonema sp. , pointed at rear, cell body 25 μm long, 15 μm wide, x 640, Okubo Ryoke (picnic-no-mori), Akigase park, Saitama city, Saitama Pref., Japan, February 27, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Anisonema Anisonema Anisonema

T. octocostatus Stein: 35-63 μm long; fresh water (Kudo, 1966). Ovoid, pointed at rear; notched at anterior; short flagellum 1/4 of longer one, both held anteriorly in locomotion; fresh water (How to know the protozoa, 1979).

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