Dracodinium rhomboideum (Alberti, 1961) Costa and Downie, 1979

NOW Petalodinium. Originally Wetzeliella subgenus Rhombodinium, subsequently Rhombodinium, thirdly Dracodinium, fourthly (and now) Petalodinium.

Holotype: Alberti, 1961, pl.1, fig.3
Age: Late Eocene