Cymososphaeridium validum
From dinoflaj2
*validum Davey, 1982b, p.18-19, pl.3, figs.5-6,8,11. Holotype: Davey, 1982b, pl.3, figs.5,8,11; Fensome et al., 1995, figs.1-3 - p.1875; Fauconnier and Masure, 2004, pl.19, figs.1-3. Age: Hauterivian.
Parent: Cymososphaeridium