Meiourogonyaulax cantrellii
From dinoflaj2
"?cantrellii" Sarjeant, 1972, p.37-38, pl.4, fig.3; pl.6, figs.1-2; text-fig.8. Holotype: Sarjeant, 1972, pl.4, fig.3; pl.6, figs.1-2; text-fig.8. NOW Lanterna. Originally Meiourogonyaulax?, subsequently Lithodinia?, thirdly Lanterna, fourthly and now Lanterna?. Questionable assignment: Sarjeant (1972, p.37). Age: Late Bathonian.
Parent: Meiourogonyaulax