Pyxidinopsis minor He Chengquan, Zhu Shenzhao and Jin Guangxing in He Chengquan et al., 1989, p.63, pl.7, figs.17–19.

Taxonomic junior synonym: Dictyotidium rugireticulatum, according to He Chengquan et al. (2009, p. 244).

Holotype: He Chengquan et al., 1989, pl.7, fig.18.
Age: Early Tertiary.