Sphaerodinella tuberosa forma elongata
From dinoflaj2
"forma elongata" Hildebrand-Habel et al., 1999, p.83, pl.5, figs.5-7; text-fig.6A-B. Holotype: Hildebrand-Habel et al., 1999, pl.5, figs.5-6. NOW Pernambugia tuberosam forma elongata. Originally Sphaerodinella? tuberosa forma elongata, subsequently Calciodinellum elongatum (combination not validly published), thirdly (and now) Pernambugia tuberosam forma elongata. Age: Mid Eocene. Parent: Sphaerodinella tuberosa