From Fensome et al., 2019:
Hystrichodinium solare Pestchevitskaya, 2009, p.111–112, pl.1, figs.6,10; text-fig.2D. Holotype: Pestchevitskaya, 2009, pl,1, fig.10. Age: Hauterivian.

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Original description (Pestchevitskaya, 2009):