A review of testate amoeba genus Cryptodifflugia Penard, 1890 (Phryganellina: Cryptodifflugiidae) with a key to species Author Bobrov, Anatoly Author Mazei, Yuri text Zootaxa 2017 4282 2 292 308 journal article 28745 10.11646/zootaxa.4282.2.4 8265bc1a-8903-47d1-a59d-218d749895e5 1175-5326 818668 CB1CD0B8-797B-4F2D-B100-C12E20AA092E C. angulata Playfair, 1917 Fig. 1 a Original description. Playfair 1917 , P. 657, Table 38, Fig. 14. Description. Shell small, oval, transparent, lateral sides flattened, fundus rounded-conic, widest shell part in the middle, lateral sides converging at aperture. Shell surface smooth, without alien mineral particles. Aperture very small, circular. Measurements. Shell length 13–14 µm, shell width 10 µm. Habitat. Sphagnum mosses, wet green mosses, water plants, soil. Geographical distribution. Australia.