Spiniferites ramosus subsp. granomembranaceus

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subsp. granomembranaceus (Davey and Williams, 1966a, p.37-38, pl.4, fig.4) Lentin and Williams, 1973, p.130.  Holotype: Davey and Williams, 1966a, pl.4, fig.4; Bujak et al., 1980, pl.4, figs.10-11.  Originally Hystrichosphaera ramosa var. granomembranacea, subsequently Spiniferites ramosus var. granomembranaceus, thirdly (and now) Spiniferites ramosus subsp. granomembranaceusLentin and Williams (1993, p.614) retained this taxon as Spiniferites ramosus subsp. granomembranaceus.  Age: Early Eocene. Parent: Spiniferites ramosus