Genus: Amoeboid unicell, not loricate, solitary or colonial, rhizopodia arising at anly point on cell surface; sometimes with very short flagellum; amoebae readliy transform into Chromulina-like motile stage; rhizopodia slender, granulate (Illustrated Guide, 1985).

20 μm 40 μm 60 μm; x 1000