Subtilisphaera circularis
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circularis He Chengquan in Zheng Yahui and He Chengquan, 1984, p.101, pl.6, figs.10-17. Holotype: Zheng Yahui and He Chengquan, 1984, pl.6, fig.12. Age: Late Cretaceous.
Parent: Subtilisphaera