Deflandrea diebelii subsp. rigida
From dinoflaj2
"subsp. rigida" May, 1980, p.75-76, pl.8, figs.9-10,15. Holotype: May, 1980, pl.8, figs.9,15. NOW Cerodinium diebelii subsp. rigidum. Originally Deflandrea diebelii subsp. rigida, subsequently Ceratiopsis diebelii subsp. rigida (combination illegitimate), thirdly (and now) Cerodinium diebelii subsp. rigidum. Age: Maastrichtian. Parent: Deflandrea diebelii