Axiodinium augustum, (Harland, 1979c, p.63, pl.2, figs.13–15), Williams et al., 2015, p.301.

Originally Wetzeliella subgenus Apectodinium, subsequently Apectodinium, thirdly (and now) Axiodinium.

Holotype: Harland, 1979c, pl.2, fig.13.
Age: latest Paleocene.