Sentusidinium conispinosum
From dinoflaj2
"conispinosum" Xu Jinli et al., 1997, p.47, pl.34, figs.6a-b; pl.35, figs.14a-b,16a-b; pl.36, figs.15a-b. Holotype: Xu Jinli et al., 1997, pl.35, figs.16a-b. Name not validly published: no English or Latin description. Age: Oligocene.
Parent: Sentusidinium