Moriya S, Dacks JB, Takagi A, et al. Molecular phylogeny of three oxymonad genera: Pyrsonympha, Dinenympha and Oxymonas. J. Eukaryot. Microbiol. 2003, 50 (3): 190–7. PMID 12836875. doi:10.1111/j.1550-7408.2003.tb00115.x.
Moriya S, Dacks JB, Takagi A, et al. Molecular phylogeny of three oxymonad genera: Pyrsonympha, Dinenympha and Oxymonas. J. Eukaryot. Microbiol. 2003, 50 (3): 190–7. PMID 12836875. doi:10.1111/j.1550-7408.2003.tb00115.x.