From Fensome et al., 2019:

Palaeoglenodinium, Deflandre, 1935, p.227.
This name not validly published in Deflandre (1934, caption to fig.3 -- p.967) since no description was provided.
Type: Deflandre, 1935, pl.7, figs.2–3, as Palaeoglenodinium cretaceum.

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Original description: [Deflandre, 1935]: (Translation: Stover and Evitt, 1978, p. 179):

Description:
Palaeoglenodinium comprises globular forms seemingly deprived of tabulation, and covered by well-developed aliform crests.

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Stover and Evitt, 1978, p. 179:

Comment:
The original description is based on two specimens only, and the genoholotype has a precingular archaeopyle.