Difference between revisions of "Isabelidinium extremum"

Revision as of 13:43, 2 December 2016

"?extremum" (Cookson and Eisenack, 1974, p.48, pl.20, fig.4) Stover and Evitt, 1978, p.109.  Holotype: Cookson and Eisenack, 1974, pl.20, fig.4.  NOW Spongodinium?.  Originally Deflandrea, subsequently (and now) Spongodinium?, thirdly Isabelidinium?.  Questionable assignment: Stover and Evitt (1978, p.109).  Age: Albian-Cenomanian.