Trichodinium castanea subsp. bifurcatum

subsp. bifurcatum (Jain and Millepied, 1975, p.140, pl.1, figs.14–16) Schrank, 1987, p.263.  Holotype: Jain and Millepied, 1975, pl.1, fig.14; Jan du Chêne et al., 1986a, pl.121, figs.6–8.  Originally Trichodinium bifurcatum, subsequently (and now) Trichodinium castanea subsp. bifurcatum.  Age: Maastrichtian.

Parent: Trichodinium castanea