Paragonyaulacysta borealis
From dinoflaj3
?borealis (Brideaux and Fisher, 1976, p.21–22, pl.3, figs.3–4,6–9; pl.4, figs.1–8) Stover and Evitt, 1978, p.116. Holotype: Brideaux and Fisher, 1976, pl.3, figs.3,6,8. Originally Pareodinia, subsequently Paragonyaulacysta, thirdly (and now) Paragonyaulacysta?. Questionable assignment: Below (1990, p.60). Age: late Oxfordian–Berriasian.
Parent: Paragonyaulacysta