Spiniferites cornutus var. sinefurcatus
From dinoflaj3
"var. sinefurcatus" Cookson and Eisenack, 1974, p.63, pl.22, fig.8. Holotype: Cookson and Eisenack, 1974, pl.22, fig.8. Originally Spiniferites cornutus var. sinefurcatus, subsequently Spiniferites cornutus subsp. sinefurcatus. Taxonomic senior synonym (at subspecific rank): Spiniferites ramosus var. brevifurcatus (as Spiniferites ramosus subsp. brevifurcatus), according to Below (1982c, p.33). Age: Albian–Cenomanian.
Parent: Spiniferites cornutus