Back
Xanthidium reginaldii
Xanthidium reginaldii Mantell, 1844
Now Spiniferites. Originally Xanthidium, subsequently (and now) Spiniferites, thirdly Hystrichosphaera, fourthly Baltisphaeridium (an acritarch genus). Sarjeant, 1967 emended the diagnosis of this species, as Hystrichosphaera reginaldii.
Holotype: Mantell, 1844, text-fig.53, no.5; Sarjeant, 1967, pl.[1], figs.3A-B,4-5; Sarjeant, 1992, figs.2,4a-b
Age: Late Cretaceous
Now Spiniferites. Originally Xanthidium, subsequently (and now) Spiniferites, thirdly Hystrichosphaera, fourthly Baltisphaeridium (an acritarch genus). Sarjeant, 1967 emended the diagnosis of this species, as Hystrichosphaera reginaldii.
Holotype: Mantell, 1844, text-fig.53, no.5; Sarjeant, 1967, pl.[1], figs.3A-B,4-5; Sarjeant, 1992, figs.2,4a-b
Age: Late Cretaceous