Palaeoperidinium crassinervum
From dinoflaj2
"crassinervum" Deflandre, 1939b, p.144, pl.6, fig.5. Emendation: Nøhr-Hansen, 1986, p.33, as Cribroperidinium crassinervum. Holotype: Deflandre, 1939b, pl.6, fig.5; Jan du Chêne et al., 1986a, pl.70, figs.1-4. Name not validly published: generic name not validly published until 1967. NOW Cribroperidinium. Originally Palaeoperidinium (name not validly published), subsequently Gonyaulacysta, thirdly Leptodinium, fourthly Leptodinium?, fifthly (and now) Cribroperidinium. Age: Kimmeridgian.
Parent: Palaeoperidinium