Sentusidinium biornatum subsp. conispiculum
From dinoflaj3
"subsp. conispiculum" Liu Zhili and Zheng Yuefang in Liu Zhili et al., 1992, p.84–85, pl.9, figs.10–11. Holotype: Liu Zhili et al., 1992, pl.9, fig.11. NOW Batiacasphaera conspicula. Originally Sentusidinium biornatum subsp. conispiculum, subsequently Batiacasphaera biornata subsp. conispicula, thirdly (and now) Batiacasphaera conspicula. Age: Early Tertiary.
Parent: Sentusidinium biornatum