Euglenophyceae:
Euglenales
Mastigophora: Euglenida
Trachelomonas cylindrica
var. Decollata Playfair 1915
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:
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T. pulcherrima (elongated ellipsoidal, smooth);
T. lacustris (elongated cylindrical, dotted);
T. abrupta (cylindrical/ellipsoidal, dotted);
Trachelomonas cylindrica var. decollata Playfair 1915,
lorica 21 μm long, 10 μm wide,
x 640, Ushidome-ike (pond), Norikura highland, Azumi village, Nagano Pref., Japan, May 28, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
* Trachelomonas cylindrica Ehrenberg var. cylindrica:
Lorica long cylindroid, smooth, rounded at both end; collar very short or absent;
15-20 μm long,
8-10 μm diam.
(Illustrations of The Japanese Fresh-water Algae, 1977).
Trachelomonas volzii Lemmermann var. cylindracea Playfair:
Lorica pear-shaped, slightly long; collar long, thick at base;
23-24 μm long,
14-15 μm diam.
(Illustrations of The Japanese Fresh-water Algae, 1977).
Trachelomonas teres: 35 μm;
lorica ovoid, with distinct collar (How to know the protozoa, 1979).
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