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Microdinium smolenskiense

"Microdinium? smolenskiense" (Vozzhennikova, 1967, p.93, pl.34, figs.1-6; pl.35, fig.6; pl.36, fig.4) Lentin and Williams, 1973, p.95.

EMENDATION: Lentin and Vozzhennikova, 1990, p.112, as Rhiptocorys smolenskiensis.

TYPE: Holotype: Vozzhennikova, 1967, pl.36, fig.4, lost according to Lentin and Vozzhennikova (1990, p.112). Lectotype: Lentin and Vozzhennikova, 1990, pl.13, figs.1-3; text-fig.65, designated by Lentin and Vozzhennikova (1990, p.112).

HISTORY: NOW: Rhiptocorys. Originally Ceratocorys (Appendix B), subsequently Microdinium, thirdly Microdinium?, fourthly (and now) Rhiptocorys. Questionable assignment: Stover and Evitt (1978, p.66) as a problematical species.

SYNONYM(S): Taxonomic senior synonym: Micrhystridium (as Phanerodinium, now Rhiptocorys, according to Below (1987b, p.56) - however, Lentin and Vozzhennikova (1990, p.112) retained Ceratocorys (as Rhiptocorys) smolenskiensis.

AGE: Late Cretaceous.


Infraspecific taxa:


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