Cannosphaeropsis glabra
From dinoflaj3
?glabra Cookson and Eisenack, 1974, p.70, pl.24, fig.12. Holotype: Cookson and Eisenack, 1974, pl.24, fig.12. Originally Cannosphaeropsis, subsequently (and now) Cannosphaeropsis?. Questionable assignment: Stover and Evitt (1978, p.144) as a problematic species. Age: Middle Cretaceous.
Parent: Cannosphaeropsis