Spiniferites cingulatus var. ovalis
From dinoflaj2
"var. ovalis" Cookson and Eisenack, 1974, p.64-65, pl.23, fig.12a-b. Holotype: Cookson and Eisenack, 1974, pl.23, fig.12a-b, lost according to Jan du Chêne et al. (1986a, p.274). NOW Pterodinium cingulatum subsp. ovale. Originally Spiniferites cingulatus var. ovalis, subsequently Spiniferites cingulatus subsp. ovalis, thirdly Spiniferites? cingulatus subsp. ovalis, fourthly (and now) Pterodinium cingulatum subsp. ovalis. Age: Paleocene. Parent: Spiniferites cingulatus