Conicoidium granorugosum
From dinoflaj3
"granorugosum" Jiabo, 1978, p.46, pl.18, figs.11–12. Holotype: Jiabo, 1978, pl.18, fig.12. NOW Parabohaidina. Originally Conicoidium, subsequently (and now) Parabohaidina. Taxonomic senior synonym: Parabohaidina retirugosa, according to Sun Xuekun (1994, p.82) — however, He Chengquan et al. (2009, p. 465) retained this species separately. Age: Early Tertiary.
Parent: Conicoidium