Levisphaera crassicingulata
From dinoflaj3
*crassicingulata (Burger, 1980b, p.268, figs.4C,D1–2) Davey, 1988, p.40. Holotype: Burger, 1980b, figs.4D1–2; Fensome et al., 1993a, figs.2–3 — p.1081. Originally Canningia, subsequently Batiacasphaera, thirdly (and now) Levisphaera. Age: Berriasian–Valanginian
Parent: Levisphaera