Basionym Name:Pseudodidymium cryptomastigophorum R. Michel, Walochnik & Aspöck, Acta Protozool. 42: 342 (2003)
Homotypic synonyms:Didymium cryptomastigophorum (R. Michel, Walochnik & Aspöck) Fiore-Donno, Kamono & Caval.-Sm., J. Eukary. Microbiol. 57(2): 194 (2010)