Dinogymnium sphaerocephalum subsp. sphaerocephalum
From dinoflaj2
"subsp. sphaerocephalum". Autonym. Holotype: Vozzhennikova, 1967, pl.3, fig.1; Lentin and Vozzhennikova, 1990, Appendix A, fig.30. Now redundant. Parent: Dinogymnium sphaerocephalum