Shublikodinium spinulosum

"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