Lingulodinium pycnospinosum

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pycnospinosum (Benedek, 1972, p.32, pl.12, fig.14) Stover and Evitt, 1978, p.172.  Emendation: Benedek and Sarjeant, 1981, p.343–344, as Lingulodinium pycnospinosum.  Holotype: Benedek, 1972, pl.12, fig.14; Benedek and Sarjeant, 1981, fig.10, no.1.  Originally Impletosphaeridium, subsequently Lingulodinium?, thirdly (and now) Lingulodinium.  Questionable assignment: Stover and Evitt (1978, p.172) — however, Benedek and Sarjeant (1981, p.343) retained the species in Lingulodinium without question.  Stover and Evitt (1978, p.172) considered Hystrichosphaeridium (as Lingulodinium) machaerophorum to be a possible taxonomic senior synonym of this species.  Age: middle-late Oligocene.

Parent: Lingulodinium