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Euglenophyceae: Heteronematales
Euglenida: Heteronematina

 Peranema trichophorum
(Ehrenberg) Stein

Peranema trichophorum Genus: Elongate, with a broad rounded or truncate posterior end during locomotion; highly plastic; delicate pellicle shows a fine striation; a free flagellum, long and conspicuous, tapers toward free end; a second flagellum adheres to the pellicle; a contractile vacuole, anterior, close to the reservoir (Kudo, 1966).
Species: 40-70 μm long (Kudo, 1966); 20-80 μm long (Illustrated Guide, 1985); 20-70 μm long (How to know the protozoa, 1979). 22-70 μm long, 10-20 μm wide (Illustrations of The Japanese Fresh-water Algae, 1977).

Peranema sp.2 (trichophorum small variety ?), body 31-38 μm long, 10-12 μm wide, flagellum 50-56 μm long (flagellum longer than cell body), x 400, Japan, 199? by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Peranema Peranema Peranema

Peranema granulifera Penard: Cell body elliposoidal or spherial; pellicle granulated; 8-15 μm long (Illustrations of The Japanese Fresh-water Algae, 1977).

Peranema trichophorum (Ehrenberg) Stein: 40-70 μm long (Kudo, 1966); 20-80 μm long (Illustrated Guide, 1985); 20-70 μm long (How to know the protozoa, 1979). 22-70 μm long, 10-20 μm wide (Illustrations of The Japanese Fresh-water Algae, 1977).

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