Navicula pupula Kützing (or Pinnularia braunii (Grunow) Cleve ?),
cell body 40 μm long, 10 μm wide,
x 640, History and folk museum of Oku-aizu area, Tajima town, Fukushima Pref., Japan, August 22, 2004, by Y. Tsukii
94 μm; x 640
Please click on images for viewing enlarged.
Protist Information Server