Binzhoudinium longispinosum
From dinoflaj3
*longispinosum Xu Jinli et al., 1997, p.52–53,147, pl.5, fig.13; pl.7, figs.1–3; text-fig.2. Holotype: Xu Jinli et al., 1997, pl.7, fig.1. Taxonomic junior synonym: Binzhoudinium recedens, according to He Chengquan et al. (2009, p.335). Age: middle-late Eocene.
Parent: Binzhoudinium