Hystrichosphaeridium cambayense
From dinoflaj3
?cambayense Varma and Dangwal, 1964, p.63, pl.1, figs.1–2. Holotype: Varma and Dangwal, 1964, pl.1, fig.1. Originally Hystrichosphaeridium, subsequently (and now) Hystrichosphaeridium?. Questionable assignment: Stover and Evitt (1978, p.56) as a problematic species. Age: Eocene–Oligocene.
Parent: Hystrichosphaeridium