Muiriella plioplax
From dinoflaj2
*plioplax Churchill and Sarjeant, 1962, p.37-38, pl.1, figs.20-21; text-fig.4. Emendation: Harland and Sarjeant, 1970, p.227-228. Holotype: Churchill and Sarjeant, 1962, pl.1, figs.20-21. Age: Holocene.
Parent: Muiriella