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Euglenophyceae: Euglenales
Mastigophora: Euglenida

 Trachelomonas granulosa
Playfair

Trachelomonas granulosa Genus: Euglenas in a close fitting lorica; a single long flagellum extends through small opening; lorica with or without short collar; yellow to brown (How to know the protozoa, 1979). Lorica often possesses numerous spines, composed of ferric hydroxide impregnated with brown manganic compound (Kudo, 1966).
Species: Lorica broad ellipsoidal, 17-26 μm long, 13-22 μm wide; collar absent or short cylindrical; surface granulated (Illustrations of The Japanese Fresh-water Algae, 1977).

Trachelomonas granulosa Playfair 1915, lorica granulated 25 μm long, 19.5 μm wide, x 640, near Nan-ko (lake), Shirakawa city, Fukushima Pref., Japan, August 2003, by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas Trachelomonas

* Trachelomonas granulosa Playfair: Lorica borad ellipsoid covered with small granules; collar very short or absent; 17-26 μm long, 13-22 μm diam. (Illustrations of The Japanese Fresh-water Algae, 1977).

Trachelomonas playfairii Deflandre: Lorica broad ellipsoid, smooth, rounded at both end; collar slightly curved; 19-23 μm long, 16-18.5 μm diam. (Illustrations of The Japanese Fresh-water Algae, 1977).

Trachelomonas horrida Palmer: 40 μm long; covered with short spines (How to know the protozoa, 1979).

Trachelomonas teres: 35 μm; lorica ovoid, with distinct collar (How to know the protozoa, 1979).

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