Dinogymniopsis granulata (Jiabo, 1978) Gao Ruiqi et al., 1992

NOW Tetrachacysta. Originally Dinogymnium, subsequently Microdinium, thirdly Dinogymniopsis, fourthly (and now) Tetrachacysta.

Holotype: Jiabo, 1978, pl.6, fig.7
Age: Early Tertiary