From Fensome et al., 2019:
Glaphyrocysta espiritosantensis (Regali et al., 1974, p.290, pl.24, fig.3) Arai in Fauconnier and Masure, 2004, p.246. 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). Originally Hystrichosphaeridium, subsequently Areoligera, thirdly (and now) Glaphyrocysta. Age:
Maastrichtian.
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