From Fensome et al., 2019:

"Lingulasphaera", Drugg, 1970b, p.817.
Taxonomic senior synonym: Diphyes, according to Stover and Evitt (1978, p.38). Type: Drugg, 1970b, fig.11D, as Lingulasphaera spinula.

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Original description: [Drugg, 1970]:

Description:
Tract more or less spherical, bearing numerous processes which are closed proximally and are usually closed distally.
The archaeopyle is apical with a simple attached operculum corresponding to a type Aa archaeopyle.