Pervosphaeridium morgenrothii
From dinoflaj3
morgenrothii (Corradini, 1973, p.155, pl.23, fig.1) Kirsch, 1991, p.74. Holotype: Corradini, 1973, pl.23, fig.1. Originally Lanternosphaeridium, subsequently Fibrocysta, thirdly (and now) Pervosphaeridium. Age: Senonian.
Parent: Pervosphaeridium