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Euglenophyceae: Euglenales
Mastigophora: Euglenida

Trachelomonas oblonga
Lemmermann, 1899 var. ??

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: Lorica ellipsoidal, 10-16 μm long, 8-12 μm wide, surface smooth, collar present or periphery of the opening thickened, 2-3 chloroplasts saucer-shaped (An Illustrated Guide to Freshwater Zooplankton in Japan, 2000).


Trachelomonas oblonga Lemmermann ?, lorica 12.5 μm long, 11 μm wide, L/W=, x 640, Numa-no-hara marsh (Genseikaen), Madarao highland (Niigata & Nagano Pref.), Myoko village, Niigata Pref., Japan, June 17, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas

Images of collecting locality: No. 1, 2, Numa-no-hara marsh (Genseikaen), Madarao highland (Niigata & Nagano Pref.), Myoko village, Niigata Pref., Japan, June 17, 2006 by Y. Tsukii


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