From Fensome et al., 2019:
Cerodinium warrenii (Schumacker-Lambry, 1978, p.40–41, pl.4, figs.5–6) Lentin and Williams, 1987, p.115. Holotype:
Schumacker-Lambry, 1978, pl.4, fig.6. Originally Deflandrea, subsequently Ceratiopsis (combination illegitimate),
thirdly (and now) Cerodinium. Age: Paleocene (Landenian).

---------------------------------------------------------------------------------------------------