Parvocavatus spinosus
From dinoflaj2
"spinosus" Duxbury, 1977, p.46-47, pl.9, fig.3; text-fig.17. Holotype: Duxbury, 1977, pl.9, fig.3; text-fig.17. NOW Dingodinium?. Originally Parvocavatus, subsequently Dingodinium, thirdly (and now) Dingodinium?. Age: Late Berriasian.
Parent: Parvocavatus