From Fensome et al., 2019:
Pyxidinopsis spinoreticulatum (Jiabo, 1978, p.111–112, pl.42, figs.5–6) Pan Zhaoren in Xu Jinli et al., 1997, p.72. Holotype: Jiabo, 1978, pl.42, fig.5. Originally Dictyotidium (Appendix A), subsequently (and now) Pyxidinopsis. Age: Late Eocene–Early Oligocene.

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