Wilsonidium tesselatum
From dinoflaj2
tesselatum (Châteauneuf and Gruas-Cavagnetto, 1978, p.65-66, pl.1, figs.1-2) Islam, 1983c, p.90. Holotype: Châteauneuf and Gruas-Cavagnetto, 1978, pl.1, figs.1-2. Originally Apectodinium homomorphum subsp. tesselatum, subsequently (and now) Wilsonidium tesselatum. Age: Early Eocene (Sparnacian).
Parent: Wilsonidium