Tenua formosa
From dinoflaj3
formosa (Mao Shaozhi and Norris, 1988, p.31–32, pl.1, figs.9–10; text-fig.8, nos.1–2) Lentin and Williams, 1993, p.639. Holotype: Mao Shaozhi and Norris, 1988, pl.1, fig.9; text-fig.8, no.2. Originally Cerbia, subsequently (and now) Tenua Eisenack. Age: late Eocene–early Oligocene.
Parent: Tenua_Eisenack 1958a