Hystrichosphaera furcata subsp. angusta

"subsp. angusta" Wetzel, 1952, p.394, pl.A, fig.2; text-fig.2.  Emendation: Sarjeant, 1984c, p.125–126, as Spiniferites ramosus var. angustus.  Holotype: Wetzel, 1952, pl.A, fig.2; text-fig.2; Sarjeant, 1984c, pl.8, figs.3–4.  NOW Spiniferites ramosus? subsp. angustus.  Originally Hystrichosphaera furcata subsp. angusta, subsequently (and now) Spiniferites ramosus? subsp. angustus, thirdly Spiniferites ramosus var. angustus.  Age: Danian.

Parent: Hystrichosphaera furcata