Shublikodinium spinulosum
From dinoflaj3
"spinulosum" Wiggins, 1973, p.5, pl.4, figs.7–9. Holotype: Wiggins, 1973, pl.4, fig.7. Taxonomic senior synonym: Shublikodinium (as and now Rhaetogonyaulax) arcticum, according to Stover and Evitt (1978, p.219). Age: Late Triassic.
Parent: Shublikodinium