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Bacillariophyceae: Pennales: Raphidineae: Naviculaceae

 Pinnularia maior
(Kützing) Rabenhorst

Pinnularia maior Genus:
Species: Cell body 140-200 (340) μm long, 25-40 (42) μm wide (Süßwasserflora von Mitteleuropa 2/1, Bacillariophyceae 1, 1997).

Pinnularia maior (or Pinnularia macilenta (Ehrenberg) Ehrenberg ?), cell body 132 μm long, 22 μm wide, x 640, rice field, near City Hall, Fujimi city, Saitama Pref., Japan, July 11, 2004 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Pinnularia maior Pinnularia maior
Cell body 148 μm long, 22 μm wide, x 400, x 640
Pinnularia maior Pinnularia maior Pinnularia maior

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