Spiniferites frigidus
From dinoflaj3
frigidus Harland and Reid in Harland et al., 1980, p.213–216, figs.2A–J; text-fig.3. Holotype: Harland et al., 1980, figs.2G–J; de Vernal et al., 1992, pl.5, fig.8. Taxonomic junior synonym: Rottnestia amphicavata, according to Bujak (1984, p.191) — however, de Vernal et al. (1992, p.324) retained Rottnestia amphicavata. Age: Holocene.
Parent: Spiniferites