Order & Family: Floating unicells or a colony embedded in a matrix;
no differentiation of apical and base structures; only one family.
Genus: A colony of elliptical cells; each cell without a sheath or with a thin sheath, both ends of the cells spherical, not curved (Illustrations of The Japanese Fresh-water Algae, 1977). |
31 μm
63 μm
94 μm; x 640
Aphanothece,
cell body 5 μm long, 2.5 μm wide, L/W=,
x 640, Kannon-numa Forest Park (pond), Shimogo town, Fukushima Pref., Japan, September 10, 2005, collected by Eizaburo Tsukii, photo by Y. Tsukii
31 μm
63 μm
94 μm; x 640
