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Euglenophyceae: Rhabdomonadales
Euglenida:

Rhabdomonas incurva
Fresenius, 1858

Rhabdomonas incurva Genus: Emergent flagellum mobile throughout its length during swimming; colourless; no eyespot; cell body rigid; cylindrical, not flattened; canal opening subapical; paramylon and lipid abundant; fresh water (Illustrated Guide, 1985). Body rigid, cylindrical, more or less arched; pellicle longitudinally ridged; a flagellum at apex (Kudo, 1966).
Species: Banana-shaped; longitudinal ridges; flagellum as long as cell body; 15-25 μm long, 7-8 μm wide (Hall, 1923), 13-15 μm long, 5-7 μm wide (Hollande, 1952); standing water (Kudo, 1966).
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Similar Genus ->> Entosiphon

Rhabdomonas incurva Fresenius, cell body 20 μm long, 6 μm wide, a flagellum 23 μm long, body banana-shaped, lingitudinal ridges, flagellum as long as cell body, straight at rest, x 400, x 640, Shitami-oike, Higashi-hiroshima city, Hiroshima Pref., Japan, collected October 1998, photo March 1999, by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Rhabdomonas Rhabdomonas Rhabdomonas Rhabdomonas Rhabdomonas Rhabdomonas Rhabdomonas Rhabdomonas

Rhabdomonas incurva: Banana-shaped; longitudinal ridges; flagellum as long as cell body; 15-25 μm long, 7-8 μm wide (Hall, 1923), 13-15 μm long, 5-7 μm wide (Hollande, 1952); standing water (Kudo, 1966).

Rhabdomonas costata (Korschikoff) Pringsheim: Body curved, cylindrical, 25-30 μm long, 7-10 μm wide, emergent flagellum 10-20 μm long; large Golgi bodies just posterior to reservoir; lipid droplets in tail region (Illstrated Guide, 1985).

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