Genus: Spherical or ellipsoidal colony composed of 2-50 ovoid cells arranged radially;
cell body usually covered by short bristles; two chloroplasts lateral; no stigma;
longitudinal cell division; fresh water (Kudo, 1966).
Species:
Synura sp.,
cell body μm long, μm wide,
x 640, damp area at Kitamoto nature observation park, Kitamoto city, Saitama Pref., January 22, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640