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Euglenophyceae: Euglenales
Mastigophora: Euglenida

 Trachelomonas cylindrica
var. Decollata Playfair 1915

Trachelomonas cylindrica 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:
T. pulcherrima (elongated ellipsoidal, smooth); T. lacustris (elongated cylindrical, dotted); T. abrupta (cylindrical/ellipsoidal, dotted);

Trachelomonas cylindrica var. decollata Playfair 1915, lorica 24 μm long, 12 μm wide, L/W=2.0, x 640, Iroha-numa (marsh), Zao mountain, Yamagata city, Yamagata Pref., Japan, July 9, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas Trachelomonas
Lorica 24 μm long, 10 μm wide, L/W=2.4, x 640
Trachelomonas

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