Polystephanephorus euryanthus
From dinoflaj3
euryanthus Cookson and Eisenack, 1974, p.70–71, pl.24, fig.14. Holotype: Cookson and Eisenack, 1974, pl.24, fig.14; Fauconnier and Masure, 2004, pl.65, fig.4. Age: ?Neocomian–Albian.
Parent: Polystephanephorus