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Euglenophyceae: Euglenales
Mastigophora: Euglenida

 Trachelomonas armata
(Ehrenberg) Stein var. ovata Swirenko

Trachelomonas armata 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, lorica 40 μm long, 34 μm wide, L/W=, posterior spines up to 6 μm long, x 640, Kejo-numa, Furukawa-Ono, Osaki city (formerly Furukawa city), Miyagi Pref., Japan, October 29, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas armata Trachelomonas armata Trachelomonas armata

Images of collecting locality: No.1, Kejo-numa, Furukawa-Ono, Osaki city (formerly Furukawa city), Miyagi Pref., Japan, October 29, 2006 by Y. Tsukii

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