Pterodinium makropterum

?makropterum (Cookson and Eisenack, 1982, p.47–48, pl.7, figs.1–3) Lentin and Williams, 1985, p.300.  Holotype: Cookson and Eisenack, 1982, pl.7, fig.2.  Originally Spiniferites, subsequently (and now) Pterodinium?.  Questionable assignment: Lentin and Williams (1985, p.300).  Age: Middle Cretaceous.

Parent: Pterodinium