Dapsilidinium warrenii
From dinoflaj3
warrenii (Habib, 1976, p.383, pl.2, figs.4,6a–b) Lentin and Williams, 1981, p.70. Holotype: Habib, 1976, pl.2, figs.6a–b. Originally Polysphaeridium, subsequently (and now) Dapsilidinium. Age: Berriasian–Aptian?