Nyktericysta dictyophora subsp. circularis

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"subsp. circularis" He Chengquan et al., 1992, p.185,191, pl.1, figs.7-9.  Holotype: He Chengquan et al., 1992, pl.1, fig.7; Gao Ruiqi et al., 1992b, pl.2, fig.4. NOW Quantouendinium dictyophorum subsp. circulare.  Originally Nyktericysta dictyophora subsp. circularis, subsequently (and now) Quantouendinium dictyophorum subsp circulare.  Taxonomic senior synonym: Nyktericysta (now Quantouendinium) dictyophora, according to Mao Shaozhi et al. (1999, p.156); however, He Chengquan et al. (2009, p.304) retained this taxon as Quantouendinium dictyophorum subsp. circulare.  Age: Albian.

Parent: Nyktericysta dictyophora