Arvalidinium scheii
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scheii (Manum, 1963, p.56–58, pl.1, figs.1–16; text-fig.1) Lentin and Vozzhennikova, 1990, p.34. Holotype: Manum, 1963, pl.1, figs.1–4; text-fig.1. Originally Deflandrea, subsequently Cooksoniella, thirdly Chatangiella?, fourthly (and now) Arvalidinium. Age: Middle Cretaceous (early Late Cretaceous, according to Manum and Cookson, 1964).
