Microdinium distinctum

distinctum Davey, 1969a, p.133–135, pl.2, figs.9–11; text-figs.13D–E,I.  Holotype: Davey, 1969a, pl.2, figs.9–10; text-fig.13D.  Originally (and now) Microdinium, subsequently Phanerodinium.  Lentin and Williams (1989, p.244) retained this species in Microdinium.  Below (1987b, p.38) considered Microdinium? (as Phanerodinium) variospinum, Microdinium glabrum and Microdinium (as Phanerodinium) opacum to be questionable taxonomic junior synonyms of this species.  Age: early Cenomanian.

Parent: Microdinium