Batiacasphaera oligacantha
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oligacantha He Chengquan, Zhu Shenzhao and Jin Guangxing in He Chengquan et al., 1989, p.39, pl.7, fig.13. Holotype: He Chengquan et al., 1989, pl.7, fig.13. Mao Shaozhi et al. (1995, p.99) indicated that this name should be restricted to the holotype. Age: Early Tertiary.
Parent: Batiacasphaera