Nyktericysta "microreticulata" He Chengquan et al., 1992, p.185–186,192, pl.1, figs.10–15. Emendation: Mao Shaozhi et al., 1999, p.157, as Quantouendinium microreticulatum. Holotype: He Chengquan et al., 1992, pl.1, fig.10; Gao Ruiqi et al., 1992b, pl.3, fig.1. NOW Quantouendinium. Originally Nyktericysta, subsequently (and now) Quantouendinium. Taxonomic junior synonyms: Nyktericysta microreticulata subsp. circularis and Nyktericysta symmetrica, both according to Mao Shaozhi et al. (1999, p.156); however, He Chengquan et al. (2009, p.305–306) retained the two taxa as Quantouendinium microreticulata subsp. circulare and Quantouendinium symmetricum respectively. Age: Albian.