Pyxidinopsis densureticulata (Zheng Yuefang and Liu Zhili in Liu Zhili et al. 1992, p.90–91, pl.21, figs.6) He Chengquan et al., 2009, p.242. Holotype: Liu Zhili et al. 1992, pl.21, figs.6. Originally Dictyotidium (Appendix A), subsequently (and now) Pyxidinopsis. Age: Oligocene.