Species: 198-360 μm long,
20-40 μm wide;
long cylindrical, somewhat flattened and slightly-twisted;
anterior end rounded, posterior end pointed;
numerous discoid chloroplasts; many rod-shaped paramylon (paramylum) bodies;
no pyrenoids; nucleus big, cylindrical, lying in the center;
stigma large (Zakrys, 1986).
Euglena gigas ?,
cell body μm long, μm wide,
x 640, O-ike (pond), O-ike park, Yabuki town, Fukushima Pref., Japan, August 2003, by Y. Tsukii
50 μm
100 μm
150 μm; x 400
Ref:
Drezepolski (1925) Kosmos, 50: 243.
Zakrys, B. (1986) Contribution to the monograph of Polish members of the genus Euglena Ehrenberg 1830,
Nova Hedwigia, 42: 491-540.