Acanthaulax scarburghensis

"scarburghensis" (Sarjeant, 1964b, p.472–473) Lentin and Williams, 1985, p.2.  Holotype: Sarjeant, 1961a, pl.13, fig.13; text-fig.5; Jan du Chêne et al., 1986a, pl.3, figs.1–2.  NOW Trichodinium scarburghense.  Originally Gonyaulax areolata (name illegitimate; Appendix B), subsequently Gonyaulacysta scarburghensis, thirdly Gonyaulacysta areolata (combination illegitimate), fourthly Acanthaulax areolata (combination illegitimate), fifthly Acanthaulax scarburghensis, sixthly Liesbergia scarburghensis, seventhly (and now) Trichodinium scarburghense.  Gonyaulacysta scarburghensis is the substitute name for Gonyaulax areolata Sarjeant, 1961a, p.95–96, pl.13, fig.13; text-fig.5.  Taxonomic junior synonym: Acanthaulax senta, according to Berger (1986, p.343) and Kunz (1990, p.14).  Age: late Callovian–early Oxfordian.

Parent: Acanthaulax