Tenua asymmetra
From dinoflaj3
"asymmetra" Fenton et al., 1980, p.160,162, pl.16, figs.1,3,5. Holotype: Fenton et al., 1980, pl.16, fig.3. NOW Pilosidinium. Originally Tenua Eisenack, subsequently Sentusidinium, thirdly (and now) Pilosidinium. Age: late Bajocian–early Bathonian.
Parent: Tenua_Eisenack 1958a