Batiacasphaera tenulla
From dinoflaj3
"tenulla" Xu Jinli et al., 1997, p.44, pl.59, figs.4,5a–b,6. Holotype: not designated. Name not validly published: no English or Latin description or type. Taxonomic senior synonym: Bosedinia granulata, according to He Chengquan et al. (2009, p.457). Age: Oligocene.
Parent: Batiacasphaera