Hystrichosphaeridium sheppeyense

"sheppeyense" Davey and Williams, 1966b, p.68–69, pl.11, fig.3.  Holotype: Davey and Williams, 1966b, pl.11, fig.3; Bujak et al., 1980, pl.2, figs.1–2.  Taxonomic senior synonym: Hystrichosphaeridium (now Melitasphaeridium) pseudorecurvatum, according to Stover and Evitt (1978, p.179).  Age: early Eocene.

Parent: Hystrichosphaeridium