Valvaeodinium limbafibrosum subsp. gralla

subsp. gralla (Below, 1987b, p.73, pl.20, figs.11-15) Lentin and Williams, 1989, p.380.  Holotype: Below, 1987b, pl.20, figs.11-12,14-15; Fensome et al., 1993a, figs.1-2,4-5 - p.1215; fig.2 - p.1251.  Originally Valvaeodinium limbafibrosum var. gralla, subsequently (and now) Valvaeodinium limbafibrosum subsp. gralla.  N.I.A.  Age: Late Pliensbachian. Parent: Valvaeodinium limbafibrosum