Litosphaeridium parvum
From dinoflaj2
?parvum Matsuoka and Bujak, 1988, p.62-63, pl.8, figs.2a-b,3a-b,4; text-fig.12. Holotype: Matsuoka and Bujak, 1988, pl.8, figs.2a-b; text-fig.12. Questionable assignment: Matsuoka and Bujak (1988, p.62). Age: Late Oligocene-Early Miocene.
Parent: Litosphaeridium