Cyclonephelium distinctum subsp. longispinatum
From dinoflaj2
"subsp. longispinatum" Davey, 1978, p.894, pl.3, figs.4,7-8. Holotype: Davey, 1978, pl.3, fig.7. NOW Cyclonephelium longispinatum. Originally Cyclonephelium distinctum subsp. longispinatum, subsequently Circulodinium distinctum subsp. longispinatum, thirdly (and now) Cyclonephelium longispinatum. Age: Turonian. Parent: Cyclonephelium distinctum