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: *****
Peranema sp. large species,
cell body μm long, μm wide, L/W=,
x 400, x 640, No.5, Numa-no-hara marsh (Genseikaen), Madarao highland (Niigata & Nagano Pref.), Myoko village, Niigata Pref., Japan, April 26, 2007 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
No.5, Numa-no-hara marsh (Genseikaen), Madarao highland (Niigata & Nagano Pref.), Myoko village, Niigata Pref., Japan, April 26, 2007 by Y. Tsukii