Gonyaulacysta fenestrata

fenestrata Riding and Helby, 2001f, p.150–153, figs.5A–I,6A–B.  Holotype: Riding and Helby, 2001f, fig.5D.  See also the discussion under Gonyaulacysta oligodentata (name not validly published).  Age: Kimmeridgian–Tithonian.

Parent: Gonyaulacysta