Pyxidinopsis spinosus
From dinoflaj2
"spinosus" Zevenboom and Santarelli in Zevenboom, 1995, p.155, pl.9, figs.9-11. Holotype: Zevenboom, 1995, pl.9, figs.9-11. Name not validly published: considered a manuscript name. The epithet is correctly rendered as "spinosus", not "spinosis". Age: Mid Miocene-earliest Late Miocene.
Parent: Pyxidinopsis