Hystrichosphaera assamica
From dinoflaj3
"assamica" Kar et al., 1972, p.147, pl.1, figs.6–7. Holotype: Kar et al., 1972, pl.1, fig.6. NOW Spiniferites?. Originally Hystrichosphaera, subsequently Spiniferites, thirdly (and now) Spiniferites?. Age: Tertiary.
Parent: Hystrichosphaera