Dichadogonyaulax cristata
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cristata (Horowitz, 1975, p.25, pl.1, fig.8) Fensome and Sarjeant, 1982, p.56. Emendation: Wheeler and Sarjeant, 1990, p.306-307, as Dichadogonyaulax cristata. Holotype: Horowitz, 1975, pl.1, fig.8; Fensome et al., 1995, fig.1 - p.1479; lost according to Sarjeant (1988, p.177). Neotype: Wheeler and Sarjeant, 1990, pl.8, fig.4; text-figs.10a-b; Fensome et al., 1995, fig.1 - p.1479; designated by Wheeler and Sarjeant (1992, p.382). Originally Brotzenia, subsequently Ctenidodinium?, thirdly (and now) Dichadogonyaulax. Taxonomic senior synonym: Ctenidodinium ornatum, according to Woollam (1983, p.190) - however, Sarjeant (1988, p.180) retained Dichadogonyaulax cristata. Age: Late Triassic (probably not in place).
Parent: Dichadogonyaulax