Prominangularia laevigata
From dinoflaj3
"laevigata" Jiabo, 1978, p.48, pl.19, figs.5–6. Holotype: Jiabo, 1978, pl.19, fig.6. NOW Bohaidina enodis. Originally Prominangularia laevigata, subsequently Bohaidina laevigata (Jiabo) He Chengquan et al. (illegitimate combination, non Bohaidina laevigata Jiabo), thirdly (and now) Bohaidina enodis. Taxonomic senior synonym: Bohaidina laevigata Jiabo, according to Sun Xuekun (1994, p.71) ) — however, He Chengquan et al. (2009, p.454) retained this species separately. Age: Early Tertiary.
Parent: Prominangularia