Euglenophyceae:
Euglenales
Mastigophora: Euglenida
Phacus trypanon
Pochmann
Genus: Highly flattened; pellicle firm; body form constant (Kudo, 1966).
Chloroplasts small, discoid, pyrenoids usually absent; most species flat and leaf-shaped;
often with ridges or fins running helically or longitudinally (Illustrated Guide, 1985).
Species:
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Phacus trypanon Pochmann,
cell body 42 μm long (including tail), 18 μm wide, tail 15 μm long,
flagellum 45 μm long,
x 640, rice field, Shimo-muneoka, Shiki city, Saitama Pref., Japan, October 24, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Phacus trypanon Pochmann,
cell body 41 μm long (including tail), 19 μm wide, tail 13 μm long,
x 640, rice field, Shimo-muneoka, Shiki city, Saitama Pref., Japan, October 24, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
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