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Gamophyceae: Desmidales: Mesotaeniaceae
(Charophyceae: Zygnematales: Mesotaeniaceae)

 Spirotaenia diplohelica
P.F.M. Coesel

Spirotaenia Genus: Cell body cylindroid or spindle in shape; spiral ribbon-like chloroplasts or laminae of the chloroplast arranged spirally around central rod (Illustrations of The Japanese Fresh-water Algae, 1977).
Species :

Spirotaenia diplohelica Coesel, cell body 58 μm long, 11 μm wide, L/W=5.3, x 640, Imou bog, Toyohashi city, Aichi Pref., Japan, September 11, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Spirotaenia diplohelica Spirotaenia diplohelica Spirotaenia diplohelica

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