Pterodinium magnoserratum

"magnoserratum" Cookson and Eisenack, 1962b, p.490, pl.3, figs.7-8.  Holotype: Cookson and Eisenack, 1962b, pl.3, figs.7-8.  NOW Spiniferites?.  Originally Pterodinium, subsequently (and now) Spiniferites?, thirdly Gonyaulacysta.  Age: Aptian-?Albian.

Parent: Pterodinium