Hystrichosphaeridium scoriaceum
From dinoflaj3
"scoriaceum" Raynaud, 1978, p.393, pl.1, figs.4–5. Holotype: Raynaud, 1978, pl.1, fig.4; Fauconnier and Masure, 2004, pl.7, figs.1–2. NOW Systematophora. Originally Hystrichosphaeridium, subsequently (and now) Systematophora. Age: Berriasian–mid Valanginian.
Parent: Hystrichosphaeridium