Hystrichosphaeridium minus
From dinoflaj2
minus He Chengquan, 1991, p.131-132, pl.15, fig.10; text-fig.22. Holotype: He Chengquan, 1991, pl.15, fig.10; text-fig.22. Age: Late Turonian-early Senonian.
Parent: Hystrichosphaeridium