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. https://doi.org/10.11646/zootaxa.4282.2.4