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