Zhongyuandinium decorosum Zhu Shenzhao, He Chengquan and Jin Guangxing in He Chengquan et al., 1989

Taxonomic junior synonyms: Zhongyuandinium granorugosum and Zhongyuandinium simplex, both according to Mao Shaozhi et al. (1995, p.62).

Holotype: He Chengquan et al., 1989, pl.10, fig.11; textfig.12
Age: Early Tertiary