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Euglenophyceae: Euglenales
Mastigophora: Euglenida

 Trachelomonas sp.

Trachelomonas 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:

Trachelomonas sp., lorica covered with short spines, posterior end slightly conical, 39 μm long (excluding collar), 23 μm wide, L/W=1.7, collar 2 μm long, 6 μm wide, L/W=0.3, x 640, Jionji-shinsui-koen (Jion temple water park), Iwatsuki-ku (formerly Iwatsuki city), Saitama city, Saitama Pref., Japan, February 12, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas Trachelomonas

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