Coronifera tubulosa
From dinoflaj3
?tubulosa Cookson and Eisenack, 1974, p.73, pl.28, fig.12. Holotype: Cookson and Eisenack, 1974, pl.28, fig.12. Originally Coronifera, subsequently (and now) Coronifera?. Questionable assignment: Stover and Evitt (1978, p.148). Age: Paleocene.
Parent: Coronifera