Senegalinium acuminatum
From dinoflaj2
"acuminatum" (Cookson and Eisenack, 1958, p.27, pl.4, figs.5-8) Loeblich Jr. and Tappan, 1977, p.368. Holotype: Cookson and Eisenack, 1958, pl.4, fig.5. NOW Isabelidinium. Originally Deflandrea, subsequently Alterbia (combination illegitimate), thirdly Senegalinium, fourthly (and now) Isabelidinium. Age: Cenomanian-Early Turonian.
Parent: Senegalinium