Spiniferites scabratus

scabratus (Wall, 1967, p.102, pl.14, figs.10–13; text-fig.2) Sarjeant, 1970, p.76.  Holotype: Wall, 1967, pl.14, figs.10–13; Harland, 1983, pl.45, fig.7.  Originally Hystrichosphaera, subsequently (and now) Spiniferites.  This is a cyst equivalent of Gonyaulax spinifera (Claparède and Lachmann, 1859) Diesing, 1866, according to Dodge (1989, p.289).  Age: Pleistocene–Holocene.

Parent: Spiniferites