Litosphaeridium oblongum
From dinoflaj3
?oblongum Yu Jingxian and Zhang Wangping, 1980, p.112, pl.4, figs.7–8. Holotype: Yu Jingxian and Zhang Wangping, 1980, pl.4, fig.8. Questionable assignment: Lucas-Clark (1984, p.184). Age: Turonian–Santonian.
Parent: Litosphaeridium