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Euglenophyceae: Euglenales
Mastigophora: Euglenida

 Euglena mutabilis
F. Schmitz 1884

Euglena mutabilis Species: 70-170 μm long, 25-36 μm wide; cell body cylindrical; anterior rounded and posterior tapered; spiral striation; nucleus posterior; flagellum longer than body; stigma about 7 μm in diam., many fusiform chloroplasts aligned with the striae; numerous haematochrome granules; paramylum bodies ovoid (Kudo, 1966).

Euglena mutabilis Schmitz, cell body about 70 μm long, 5 μm wide, L/W=14, x 640, Kisuge konuma (a small pond near Mikura mountain 1888 h), Shimogo town, Fukushima Pref. (boundary at Nasu-shiobara city, Tochigi Pref.), Japan, August 29, 2005, collected by Eizaburo Tsukii, photo by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Euglena mutabilis Euglena mutabilis Euglena mutabilis

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