Sentusidinium minus
From dinoflaj2
"minus" (Jiabo, 1978, p.52-53, pl.23, figs.5-7) He Chengquan, Zhu Shenzhao and Jin Guangxing in He Chengquan et al., 1989, p.68. Holotype: Jiabo, 1978, pl.23, fig.5. NOW Batiacasphaera sinensis. Originally Tenua hystrix subsp. minor, subsequently Kallosphaeridium? minus, thirdly Batiacasphaera minor (combination illegitimate), fourthly (and now) Batiacasphaera sinensis, fifthly Sentusidinium minus. Age: Early Tertiary.
Parent: Sentusidinium