Hystrichosphaera pilosa forma nanus

"forma nanus" Wetzel, 1933b, p.43, pl.4, fig.23; text-fig.13.  Emendation: Sarjeant, 1985b, p.145, as Prolixosphaeridium nanus. Holotype: Wetzel, 1933b, pl.4, fig.23; Sarjeant, 1985b, pl.2, figs.6–7.  Name not validly published: species combination not validly published.  NOW Prolixosphaeridium? nanus.  Originally Hystrichosphaera pilosa forma nanus (name not validly published), subsequently Sentusidinium pilosum? subsp. nanus, thirdly Prolixosphaeridium nanus, fourthly (and now) Prolixosphaeridium? nanus.  N.I.A.  Age: Late Cretaceous.

Parent: Hystrichosphaera pilosa