Dinogymnium velutinum
From dinoflaj3
"velutinum" Liu Zhili and Zheng Yuefang in Liu Zhili et al., 1992, p.68, pl.7, figs.20,24–25. Holotype: Liu Zhili et al., 1992, pl.7, fig.20. Taxonomic senior synonym: Tetrachacysta spinulosa, according to He Chengquan et al. (2009, p.377). Age: Early Tertiary.
Parent: Dinogymnium