Hystrichosphaeridium mineralosum subsp. jekhowskyi
From dinoflaj3
subsp. jekhowskyi Varma and Dangwal, 1964, p.65, pl.1, fig.12; pl.2, fig.1. Holotype: Varma and Dangwal, 1964, pl.2, fig.1. Age: Eocene–Oligocene.
Parent: Hystrichosphaeridium mineralosum