Isabelidinium cooksoniae

cooksoniae (Alberti, 1959b, p.97, pl.9, figs.1-6) Lentin and Williams, 1977a, p.167.  Holotype: Alberti, 1959b, pl.9, fig.2.  Originally Deflandrea, subsequently Australiella, thirdly Isabelia (combination illegitimate), fourthly (and now) Isabelidinium.  Age: late Senonian.

Parent: Isabelidinium