Apectodinium homomorphum
*homomorphum (Deflandre and Cookson, 1955, p.254, pl.5, fig.7; text-fig.19, not text-figs.17–18 as indicated by Deflandre and Cookson, 1955, p.254) Lentin and Williams, 1977b, p.8. Emendation: Harland, 1979c, p.64, as Apectodinium homomorphum. Holotype: Deflandre and Cookson, 1955, pl.5, fig.7; text-fig.19; Eisenack and Klement, 1964, p.829; Fensome et al., 1995, figs.1–2 — p.1553. Originally Wetzeliella, subsequently Wetzeliella subgenus Apectodinium, thirdly (and now) Apectodinium. Taxonomic junior synonyms: Hystrichosphaeridium (as Apectodinium) caiobense and Apectodinium folliculum, both according to Williams et al. (1993, p.57). Costa and Downie (1976, p.608) designated this species as the type of Wetzeliella subgenus Apectodinium. See Apectodinium pastielsii. Age: early Eocene.
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