Cleistosphaeridium araneosum

"araneosum" Brideaux, 1977, p.22–23, pl.9, figs.1–3.  Holotype: Brideaux, 1977, pl.9, figs.1–2.  NOW Circulodinium?.  Originally Cleistosphaeridium, subsequently Heterosphaeridium, thirdly (and now) Circulodinium?.  Age: Aptian–Albian.

Parent: Cleistosphaeridium