Dichadogonyaulax filapicata
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"?filapicata" (Gocht, 1970b, p.134-135, pl.26, figs.4,6-9; pl.27, figs.1-3,7; pl.28, fig.3; pl.31, figs.1-5; text-figs.2a,3-4) Jan du Chêne et al., 1986a, p.11. Emendation: Riding and Bailey, 1991, p.101, as Durotrigia filapicata. Holotype: Gocht, 1970b, pl.31, fig.1. NOW Durotrigia. Originally Gonyaulacysta, subsequently Diacanthum, thirdly Dichadogonyaulax?, fourthly Diacanthum?, fifthly (and now) Durotrigia. Questionable assignment: Jan du Chêne et al. (1986a, p.11). Age: Early Bathonian.
Parent: Dichadogonyaulax