Amphigymnium rigaudiae

rigaudiae (Boltenhagen, 1977, p.73, pl.11, figs.1a-b,2-4) Lentin and Vozzhennikova, 1990, p.30.  Holotype: Boltenhagen, 1977, pl.11, figs.1a-b; Lentin and Vozzhennikova, 1990, Appendix A, fig.39.  Originally Dinogymnium, subsequently (and now) Amphigymnium.  Age: Campanian-Maastrichtian.

Parent: Amphigymnium