Spiniferites ramosus var. granomembranaceus
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"var. granomembranaceus" (Davey and Williams, 1966a, p.37-38, pl.4, fig.4) Corradini, 1973, p.166. Holotype: Davey and Williams, 1966a, pl.4, fig.4; Bujak et al., 1980, pl.4, figs.10-11. NOW Spiniferites ramosus subsp. granomembranaceus. Originally Hystrichosphaera ramosa var. granomembranacea, subsequently Spiniferites ramosus var. granomembranaceus, thirdly (and now) Spiniferites ramosus subsp. granomembranaceus. Lentin and Williams (1993, p.614) retained this taxon as Spiniferites ramosus subsp. granomembranaceus. Age: Early Eocene.Spiniferites ramosus