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Euglenophyceae: Euglenales
Mastigophora: Euglenida

Trachelomonas rugulosa
Stein

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 spherical, 14-23 μm in diam, covered with parallel wavy ridges; sometimes with very low collar (An Illustrated Guide to Freshwater Zooplankton in Japan, 2000).


Trachelomonas rugulosa Stein, lorica spherical 15 μm in diam., x 400, x 640, Saitama Pref., Japan, May-June 1999, by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Trachelomonas Trachelomonas Trachelomonas Trachelomonas


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