Trichodinium bifurcatum Jain and Millepied, 1975

Now Trichodinium castanea ssp. bifurcatum. Originally Trichodinium bifurcatum, subsequently (and now) Trichodinium castanea ssp. bifurcatum.

Holotype: Jain and Millepied, 1975, pl.1, fig.14; Jan du Chêne et al., 1986, pl. 121, fig.6-8
Age: Maastrichtian