From Fensome et al., 2019:
Dinogymnium rugosum Zheng Yuefang and Liu Xuexian in Liu Zhili et al., 1992, p.67, pl.7, figs.13–16; text-fig.3. Holotype: Liu
Zhili et al., 1992, pl.7, fig.14; text-fig.3. Age: early Tertiary.

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