Cryptodifflugia voigti   (Golemansky, 1970) Bobrov & Mazei, 2017
Difflugiella voigti Golemansky, 1970

Diagnosis: Shell narrowly ovoid; lateral sides gradually converging towards an aperture; shell circular in transverse section, with rare small xenosomes; colorless, brownish in old specimens, transparent; the aperture is circular.

Dimensions: Golemansky (1970): Shell length 24–27 μm, width 13–17 μm; aperture 5–6 μm. My measurements: Length 29-34 μm; aperture 4.6-6.9 μm.

Ecology and distribution. Freshwater. Oligotrophic lakes, Sphagnum. Germany, Russia, Belgium, Romania.

References: Bobrov, A., Mazei, Y., 2017. A review of testate amoeba genus Cryptodifflugia Penard, 1890 (Phryganellina: Cryptodifflugiidae) with a key to species. Zootaxa 4282 (2): 292–308.