Microdinium granocarinatum

granocarinatum (Below, 1987b, p.48–49, pl.16, figs.7–10,14–15) Lentin and Williams, 1989, p.244.  Holotype: Below, 1987b, pl.16, figs.7,10,15; Fensome et al., 1993a, figs.1,4,6 — p.1219.  Originally Phanerodinium, subsequently (and now) Microdinium.  Age: late early–late Campanian.

Parent: Microdinium