Tetrachacysta spinulosa
From dinoflaj2
spinulosa (Gao Ruiqi et al., 1992a, p.19-20,26, pl.1, figs.7-8) Mao Shaozhi et al., 1999, p.158. Holotype: Gao Ruiqi et al., 1992a, pl.1, fig.7. Originally Dinogymniopsis, subsequently (and now) Tetrachacysta. Age: Cenomanian.
Parent: Tetrachacysta