Bipolaribucina huanghuaensis
From dinoflaj2
"huanghuaensis" Jiabo, 1978, p.57, pl.29, figs.9-10. Holotype: Jiabo, 1978, pl.29, fig.9. NOW Songiella. Originally Bipolaribucina, subsequently Impletosphaeridium, thirdly (and now) Songiella. Age: Early Tertiary.
Parent: Bipolaribucina