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Appendix B

Ceratium operculatum

"Ceratium operculatum" O. Wetzel, 1933a, p.170, pl.2, figs.21-22; text-fig.3.

TYPE: Holotype: O. Wetzel, 1933a, pl.2, fig.21.

HISTORY: NOW: Odontochitina operculata. Originally Ceratium (Euceratium) operculatum, subsequently Palaeoceratium (combination not validly published), thirdly (and now) Odontochitina.

SYNONYM(S): Taxonomic junior synonym: Odontochitina silicorum, according to Deflandre and Cookson (1955, p.292).

COMMENTS: O. Wetzel (1933a, p.170) gave the following citation, "Ceratium (Euceratium) operculatum n. sp."

AGE: Senonian.


Infraspecific taxa:


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DINOFLAJ (c) 1998