Acanthaulax senta
From dinoflaj3
"senta" Drugg, 1978, p.62, pl.3, fig.13; pl.4, figs.1–3. Holotype: Drugg, 1978, pl.4, fig.2; Jan du Chêne et al., 1986a, pl.4, figs.1–2. Taxonomic senior synonym: Gonyaulacysta (now Trichodinium) scarburghensis, according to Berger (1986, p.343) and Kunz (1990, p.14). Age: Oxfordian.
Parent: Acanthaulax