Genus: Algophorous, but free-living, cytoplasm clear to green, pseudopodia straight,
usually more or less rigid (Illustrated Guide, 1985).
Nuclearia sp. or similar species (Vampyrellidium ?),
moves smoothly, always with four filopodia (or pseudopodia ?),
test μm long, μm wide, L/W=,
x 640, No. 2, Torinome Kasen Park, NasuShiobara city (formerly Kuroiso city), Tochigi Pref., Japan, January 2, 2008 by Y. Tsukii
150 μm; x 400 :
94 μm; x 640