Cordosphaeridium aulichnum
From dinoflaj2
aulichnum He Chengquan, 1991, p.165, pl.14, figs.1-2; text-fig.38. Holotype: He Chengquan, 1991, pl.14, fig.2. He Chengquan (1991, p.165) included this species in Cordosphaeridium subgenus Tarimocystium. Age: Mid Eocene.
Parent: Cordosphaeridium