Dapsilidinium belgicum

"?belgicum" (Sarjeant, 1969, p.15) Lentin and Williams, 1981, p.69.  Holotype: Pastiels, 1948, pl.3, fig.16, as Hystrichosphaeridium fluctuans, lost according to Sarjeant (1986, p.18).  NOW Polysphaeridium.  Originally (and now) Polysphaeridium, subsequently Polysphaeridium?, thirdly Dapsilidinium?.  Questionable assignment: Lentin and Williams (1981, p.69).  Age: early Eocene.

Parent: Dapsilidinium