Argynnia caudata (Leidy, 1879)
Diagnosis: Shell ovoid with a rounded or angulous fundus ornated with 3 to 5 hollow horns (generally 4); covered with polygonal or circular scales, jointing or rarely overlapping.
Dimensions; Length 78-90 um. My measurements 60-65 µm
Ecologie: Sphagnum-vegetation.
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