Australisphaera dolabella
From dinoflaj2
"dolabella" Duxbury, 1983, p.25-26, pl.3, fig.11; text-fig.7. Holotype: Duxbury, 1983, pl.3, fig.11; text-fig.7. NOW Vesperopsis. Originally Australisphaera, subsequently (and now) Vesperopsis, thirdly Vesperopsis?. Age: Early Albian.
Parent: Australisphaera