From Fensome et al., 2019:
Achomosphaera minuta, He Chengquan, Zhu Shenzhao and Jin Guangxing in He Chengquan et al., 1989, p.37, pl.20, fig.7.
Holotype: He Chengquan et al., 1989, pl.20, fig.7.
Age: early Tertiary.

---------------------------------------------------------------------------------------------------