Hystrichosphaeridium attadalense
From dinoflaj3
?attadalense Cookson and Eisenack, 1982, p.45, pl.4, fig.20. Holotype: Cookson and Eisenack, 1982, pl.4, fig.20. Questionable assignment: Cookson and Eisenack (1982, p.45). Age: early Cenomanian.
Parent: Hystrichosphaeridium