Description: Shell small, bilaterally symmetrical, elongated-ovate, almost not compressed, colorless to light-brown. Dorsal part convex, posterior end evenly curved, anterior end with aperture curved towards ventral side. Aperture circular, subterminal, shifted to ventral side. Aperture, unlike that in Wailesella eboracensis, situated at the end of a short neck. Shell surface smooth, without mineral inclusions. Nuclei have been detected in several specimens Measurements: Shell length 9.50–10.75 μm; shell breadth 4.5–5.5 μm; shell depth 4.5–5.5 μm; axis of aperture 2.25–3.00 μm. Type locality: Polygonal tundra, 28 km northwestward of Chokurdakh settlement (Yakutia). 70°49′55.4″N 147°28′39.1″E. Biotope: Sphagnum, peat tussock, microelevation. Vegetation: Carex chordorrhiza, Andromeda polifolia, Salix myrtilloides, Ledum decumbens, Carex stans, Polytrichum commune, Sphagnum sp. Soil – Sphagnic Fibristel (US ST). Type specimen: Laboratory of Soil Bioindication, Department of Soil Geography, Faculty of Soil Science, Lomonosov Moscow State University, slide No. 1-2015.