Difflugia stepaneki Hager and Haagerova, 1970
Diagnosis: Test broad elliptical, circular in cross-section, with a short neck that widens conically and bends slightly outwards. Aperture circular, surrounded by a more or less thickened rim of organic material.
Dimensions: Length 119-123 µm, width 91-93 µm, pseudostome 43-45 µm.
Ecology: Freshwater. Former Czechoslovakia.