Diconodinium acutum
From dinoflaj2
"acutum" Jain and Millepied, 1973, p.30, pl.3, figs.41-42. Holotype: Jain and Millepied, 1973, pl.3, fig.41. Taxonomic senior synonym: Diconodinium arcticum, according to Morgan (1977, p.126). Age: Aptian.
Parent: Diconodinium