Tenua hystrix subsp. minor
From dinoflaj2
"subsp. minor" Jiabo, 1978, p.52-53, pl.23, figs.5-7. 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 Batiacasphaera jiaboi (name not validly published), sixthly Sentusidinium minus. Age: Early Tertiary. Parent: Tenua hystrix