Microdinium septofibrosum
From dinoflaj2
septofibrosum (Below, 1987b, p.52-53, pl.13, figs.1-5) Lentin and Williams, 1989, p.245. Holotype: Below, 1987b, pl.13, figs.1-5; Fensome et al., 1993a, figs.1-5 - p.1337. Originally Phanerodinium, subsequently (and now) Microdinium. Age: Late Albian.
Parent: Microdinium