Bipolaribucina tuberculata
From dinoflaj3
"?tuberculata" Zheng Yuefang and Liu Xuexian in Liu Zhili et al., 1992, p.54, pl.12, fig.13. Holotype: Liu Zhili et al., 1992, pl.12, fig.13. NOW Gagiella. Originally Bipolaribucina?, subsequently Distatodinium, thirdly (and now) Gagiella. Questionable assignment: Zheng Yuefang and Liu Xuexian in Liu Zhili et al. (1992, p.54). Age: Early Tertiary.
Parent: Bipolaribucina