Palaeoperidinium eurypylum

?eurypylum (Manum and Cookson, 1964, p.20–21, pl.4, figs.7–13) Evitt, 1975, p.81.  Holotype: Manum and Cookson, 1964, pl.4, figs.9–10.  Originally Scriniodinium, subsequently Palaeoperidinium, thirdly Saeptodinium, fourthly (and now) Palaeoperidinium?.  Evitt et al. (1998, p.52) provisionally retained this species in Palaeoperidinium.  Questionable assignment: Evitt et al. (1998, p.52).  Age: Late Cretaceous.

Parent: Palaeoperidinium