Spiniferites perpusillus
From dinoflaj2
perpusillus Zheng Yuefang and Liu Xuexian in Liu Zhili et al., 1992, p.86, pl.14, figs.19-20. Holotype: Liu Zhili et al., 1992, pl.14, fig.20. Age: early Tertiary.
Parent: Spiniferites