Cordosphaeridium brevispinum
From dinoflaj2
brevispinum He Chengquan, 1991, p.165, pl.20, fig.9. Holotype: He Chengquan, 1991, pl.20, fig.9. He Chengquan (1991, p.165) included this species in Cordosphaeridium subgenus Tarimocystium. Age: Mid Eocene.
Parent: Cordosphaeridium
