Hystrichosphaera monilis

"monilis" Davey and Williams, 1966a, p.45, pl.5, fig.2.  Emendation: Eaton, 1976, p.282, as Spiniferites monilis. Holotype: Davey and Williams, 1966a, pl.5, fig.2; Bujak et al., 1980, pl.4, figs.7–8.  NOW Spiniferites.  Originally Hystrichosphaera, subsequently (and now) Spiniferites.  Age: early Eocene.

Parent: Hystrichosphaera