From Fensome et al., 2019:

"Eopseudoceratium", (Neale and Sarjeant, 1962, p.446) Lentin and Williams, 1973, p.54.
Originally Pseudoceratium subgenus Eopseudoceratium, subsequently Eopseudoceratium.
Taxonomic senior synonym: Pseudoceratium, according to Stover and Evitt (1978, p.77) and Lentin and Williams (1985, p.127).
Type: Neale and Sarjeant, 1962, pl.20, fig.3; text-fig.5, as Pseudoceratium subgenus Eopseudoceratium gochtii.

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Original description Pseudoceratium subgenus Eopseudoceratium: [Neale and Sarjeant, 1962]:

Description:
A subgenus of Pseudoceratium having a determinable tabulation according to the formula; 6`, 5a, 6``, 6```, ?4p, 4pc, 1pv, 1````.