Genus:
Species: Cell body 140-200 (340) μm long, 25-40 (42) μm wide
(Süßwasserflora von Mitteleuropa 2/1, Bacillariophyceae 1, 1997).
Pinnularia maior (Kützing) Rabenhorst,
cell body 198 μm long, 32 μm wide, L/W=,
x 640, water field near Akaiyaji-shoya-shokubutu-gunraku (Akai wetland), Aizuwakamatsu city, Fukushima Pref., Japan, May 4, 2005 by Y. Tsukii 31 μm
63 μm
94 μm; x 640
Genus:
31 μm
