Genus: Cell body colorless, ellipsoidal in shape; stigma present;
with long and short flagella both emerging from anterior depression; posterior end rounded or slightly conical;
Species:
xxxx,
cell body μm long, μm wide, a small stigma present,
x 640, Kodomo-shizen-koen (Children's Natural Park or Oike Park), Asahi-ku, Kanagawa Pref., Japan, March 2003 by Y. Tsukii
31 μm
63 μm
94 μm; x 640