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Achomosphaera ramulifera var. perforata
Achomosphaera ramulifera var. perforata, Davey and Williams, 1966a, p. 50, pl.5, figs.1,4.
Holotype: Davey and Williams, 1966a, pl.5, fig.4; Bujak et al., 1980, pl.5, fig.1; Fensome et al., 1991, fig.2 - p.705; fig.3 - p.721.
Parent: Achomosphaera ramulifera
Age: Early Eocene.
Holotype: Davey and Williams, 1966a, pl.5, fig.4; Bujak et al., 1980, pl.5, fig.1; Fensome et al., 1991, fig.2 - p.705; fig.3 - p.721.
Parent: Achomosphaera ramulifera
Age: Early Eocene.