Kallosphaeridium parvum
From dinoflaj2
parvum Jan du Chêne, 1988, p.160-161, pl.13, figs.7-9; pl.14, figs.10-12; pl.15, figs.9-12; pl.16, figs.9-10; text-fig.5. Holotype: Jan du Chêne, 1988, pl.13, figs.7-8. This species was cited as "Jan du Chêne, sous presse" in Soncini and Rauscher (1988, p.449). Age: Danian.
Parent: Kallosphaeridium