Uvatodinium marginatum
From dinoflaj2
"marginatum" Vozzhennikova, 1967, p.51-52, pl.8, figs.1-2. Holotype: Vozzhennikova, 1967, pl.8, fig.1, lost according to Lentin and Vozzhennikova (1990, p.71). Taxonomic senior synonym: Uvatodinium nasutum, according to Lentin and Vozzhennikova (1990, p.71). Age: Paleocene.
Parent: Uvatodinium