Glaphyrocysta espiritosantensis (Regali et al., 1974, p.290, pl.24, fig.3) Arai in Fauconnier and Masure, 2004, p.246.

Originally Hystrichosphaeridium, subsequently Areoligera, thirdly (and now) Glaphyrocysta.

Holotype: Regali et al., 1974, pl.24, fig.3; irretrievably damaged according to Arai in Fauconnier and Masure (2004, p.246).
Lectotype: Fauconnier and Masure, 2004, pl.31, figs.1-3, designated by Arai in Fauconnier and Masure (2004, p.246).
Age: Maastrichtian.