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Euglenophyceae: Euglenales
Mastigophora: Euglenida

 Trachelomonas armata
(Ehrenberg) Stein var. armata

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: 30-60 μm long, Spines around rim of collar, also on rear 1/4 of lorica, fresh water (How to know the protozoa, 1979).

Trachelomonas armata (Ehrenberg) Stein var. armata, lorica 38 μm long (excluding caudal spines, up to 6 μm long), 29 μm wide, x 640, rice field, Sano (near Minami-kamishiro railway station), Hakuba village, Nagano Pref., Japan, October 3, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas armata Trachelomonas armata Trachelomonas armata Trachelomonas armata

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