Microdistephanus pentaradiatus var. biornatus
From dinoflaj3
"var. "biornatus" Filipescu, 1959, p.169, pl.1, fig.4. Holotype: Filipescu, 1959, pl.1, fig.4. Name not validly published: the specific name Microdistephanus pentaradiatus is not validly published. Age: Miocene.
Parent: Microdistephanus pentaradiatus