Order: Filamentous algae without branching; cell body mostly cylindrical.
Family: Cellwall shows H shape in transverse section;
chloroplasts reticulatedwithout pyrenoids.
Genus: Same as family.
Species:
Microspora sp. (or Geminella ?),
cell body 4-8 μm long, 7 μm wide,
x 640, Lake Nojiri, Shinano town, Nagano Pref., Japan, November 7, 2004 by Y. Tsukii 31 μm
63 μm
94 μm; x 640
Order: Filamentous algae without branching; cell body mostly cylindrical.
31 μm
