From Williams et al., 2017:

[Diplofusa, Cookson and Eisenack, 1960a, p. 10
Acritarch genus, according to Stover and Evitt, 1978, and Fensome et al., 1990

Type species: Diplofusa gearlensis, Cookson and Eisenack, 1960a (pl.3, fig.10)]

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Original description: [Cookson and Eisenack, 1960]:

Description:
Shell fusiform, containing an elongate capsule with narrow apical and antapical prolongations.