Thoracosphaera strobila Appendix B
From dinoflaj3
"strobila" Keupp, 1979a, p.18, pl.2, figs.1–3. Holotype: Keupp, 1979a, pl.2, figs.1–2. NOW Pirumella. Originally Thoracosphaera, subsequently Pithonella, thirdly Obliquipithonella, fourthly (and now) Pirumella. Age: early Barremian.
Parent: Thoracosphaera_Appendix B