Genus:
Species: Cell body 60-220 μm long, 18-32 μm wide
(Süßwasserflora von Mitteleuropa 2, Bacillariophyceae 1, 1997).
Cymbella lanceolata (Ehrenberg) Kirchner (or C. aspera or C. helckei ?),
cell body 150 μm long, 33 μm wide,
x 640, Syuku-gawa (Syuku river), Kitayama park, Nishi-no-miya city, Hyogo Pref., Japan, September 10, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640