Testate amoeba is an amoeba with teak "shell. " This teak siliceous material may be, in some species, covered with sand grains, diatoms, detritus ... The thecamoebians of this video (possibly Difflugia Pyroformis) has a size of approximately 200um Used light background illumination, oblique phase contrast and polarization mostar as teak.
Images made through a microscope. All subject types.