Pseudoceratium pelliferum var. solocispinum
From dinoflaj2
"var. solocispinum" Davey, 1974, p.68, pl.9, fig.6. Emendation: Harding, 1990b, p.19, as Pseudoceratium solocispinum. Holotype: Davey, 1974, pl.9, fig.6. NOW Pseudoceratium solocispinum. Originally Pseudoceratium pelliferum var. solocispinum, subsequently Pseudoceratium pelliferum subsp. solocispinum, thirdly (and now) Pseudoceratium solocispinum. Age: mid-late Barremian. Parent: Pseudoceratium pelliferum