From Fensome et al., 2019:
Dinogymniopsis daqingensis Gao Ruiqi et al., 1992b, p.50–51,61–62, pl.9, figs.15–24 ex He Chengquan et al., 2009, p.344.
Holotype: Gao Ruiqi et al., 1992b, pl.9, fig.17, designated by He Chengquan et al. (2009, p.344). This name was
not validly published in Gao Ruiqi et al. (1992b) as no holotype was designated. Age: Late Cretaceous.

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