Cyclopyxis grospietschi Schönborn, 1962
Diagnosis: The shell is relatively large, hemispherical in profile, hyaline with rarely located but rather large xenosomes. The mouth is four-bladed and surrounded by small, tightly packed grains of sand, weakly concave.
Dimensions: Diameter of the shell: 123-125 µm, height: 80 µm, apertural diameter: 28-30 µm.
Ecology: Freshwater
Remarks:
Microcorycia spec. , folded Microcorycia spec.? I found this specimen in a sample from moss on a fallen tree in a marsh in the Naardermeer,
Microchlamys spec., the same cell in lateral view Microchlamys spec. Diagnosis: Shell relatively high compared with all described species. The diameter is twice the height.
Infraorder Excentrostoma Kosakyan et al., 2016 Diagnosis: Testate amoebae with an eccentrically placed aperture; test organic with few or many xenosomes. Family Centropyxidae Jung, 1942
Infraorder Longithecina Kosakyan et al., 2016 Diagnosis: Testate amoebae with a more or less tubular or cylindrical test and a terminal aperture; test with