Species: Lorica ellipsoid to nearly fusiform, posterior end conically tapering into a stout projection;
flagellum apertures with a low collar having a circle of spines;
wall covered with short spines; 48-50 μm long, 20-23 μm wide
(Photomicrographs of the Fresh-water Algae, vol.3, 1985).
Trachelomonas caudata (Ehrenberg) Stein (or Strombomonas caudata ?),
cell body μm long, μm wide, L/W=,
x 640, No.3, Iyari marsh, Omachi city, Nagano Pref., Japan, June 1, 2008 by Y. Tsukii 31 μm
63 μm
94 μm; x 640
Images of collecting locality:
No. 3, Iyari marsh, Omachi city, Nagano Pref., Japan, June 1, 2008 by Y. Tsukii