Hystrichosphaeridium shuguangense
From dinoflaj3
shuguangense Liu Zhili and Zheng Yuefang in Liu Zhili et al., 1992, p.71, pl.12, figs.15–17. Holotype: Liu Zhili et al., 1992, pl.12, fig.16. Age: Early Tertiary.
Parent: Hystrichosphaeridium