Impletosphaeridium xinjiangense
From dinoflaj2
xinjiangense (Lentin and Williams, 1993, p.117) Williams et al., 1998, p.336. Holotype: He Chengquan, 1991, pl.24, fig.5. Originally Cleistosphaeridium elegans (name illegitimate), subsequently Cleistosphaeridium xinjiangense, thirdly (and now) Impletosphaeridium xinjiangense. Age: Paleocene.
Parent: Impletosphaeridium