Rhombodinium irtyschense (Alberti, 1961, p.8, pl.1, figs.11–12; pl.12, fig.8) Williams et al., 2015, p.311.
Holotype: Alberti, 1961, pl.1, fig.12.
Originally Wetzeliella, subsequently (and now) Rhombodinium.
Age: Priabonian.