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Gamophyceae: Zygnematales: Desmidiaceae

 Staurastrum subavicula
W. et G.S. West

Staurastrum subavicula Genus: Cell body short, radiate in shape; apical view of the cell, triangular, polygonal, ellipsoidal or spindle-shaped; zygospores formed outside of mother cells (Illustrations of The Japanese Fresh-water Algae, 1977)
Subgenus: lacks arm-like projections (Illustrations of The Japanese Fresh-water Algae, 1977)
Species:
Similar species -- >> S. avicula;

Staurastrum subavicula W. et G.S. West (similar to S. avicula), cell body μm long, μm wide, L/W=, isthmus μm wide, x 640, No.3, Numappara marsh, Nasu-shiobara city (formerly Kuroiso city), Tochigi Pref., Japan, September 3, 2007 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum subavicula Staurastrum subavicula Staurastrum subavicula

Images of collecting locality: No.3, Numappara marsh, Nasu-shiobara city (formerly Kuroiso city), Tochigi Pref., Japan, September 3, 2007 by Y. Tsukii

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