Calciodinellum elongatum
From dinoflaj2
"elongatum" (Hildebrand-Habel et al., 1999, p.83, pl.5, figs.5-7; text-fig.6A-B) Meier et al., 2002, p.607. Holotype: Hildebrand-Habel et al., 1999, pl.5, figs.5-6. Combination not validly published: basionym not fully referenced. NOW Pernambugia tuberosa forma elongata. Originally Sphaerodinella? tuberosa forma elongata, subsequently Calciodinellum elongatum (combination not validly published), thirdly (and now) Pernambugia tuberosa forma elongata. Age: Mid Eocene.
Parent: Calciodinellum