Cryptodifflugia apiculata  (Cash, 1904) Page, 1966
Difflugiella apiculata  Cash, 1904

Diagnosis: Shell ovoid, not compressed laterally, chitinous, smooth, transparent, colorless, without mineral particles, aperture circular. Cytoplasm colorless.

Dimensions: Shell length 40 μm, shell width 28–30 μm.

Ecology and distribution. Freshwater, Sphagnum mosses, wet green mosses, on the surface of aquatic algae and plants. England, Russia, Germany, 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.