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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).
Similar Genus ->> Entosiphon

Rhabdomonas incurva Fresenius, cell body 21 μm long, 8 μm wide, flagellum 23 μm long, x 640, drainage ditch near Tanohara Natural Park, Ontake highland, Otaki town, Nagano Pref., Japan, June 26, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Rhabdomonas incurva Rhabdomonas incurva Rhabdomonas incurva Rhabdomonas incurva Rhabdomonas incurva Rhabdomonas incurva Rhabdomonas incurva

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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