Genus: Algophorous parasites; cytoplasm reddish; pseudopodia tapering, flexible (Illustrated Guide, 1985). Heliozoa-like; endoplasm vacuolated or granulated, with carotin granules; numerous vesicular nuclei and contractile vacuoles; multinucleate cysts, sometimes with stalk; 50-700 μm in diameter (Kudo, 1966). Species:

31 μm 63 μm 94 μm; x 640

Images of collecting locality: No. 6, Miyatoko marsh, Minami-Aizu town, Fukushima Pref., Japan, June 15, 2008 by Y. Tsukii