Palaeohystrichodinium insuetum Liu Zhili and Zheng Yuefang in Liu Zhili et al., 1992, p.77, pl.12, figs.8–9.

Questionable assignment: Liu Zhili et al. (1992, p.77).

Holotype: Liu Zhili et al., 1992, pl.12, fig.8.
Age: Early Tertiary.