Thuledinium groenlandicum
From dinoflaj3
"*groenlandicum" Pocock and Sarjeant, 1972, p.352–354, pl.2, figs.1–9; text-fig.2. Holotype: Pocock and Sarjeant, 1972, pl.2, fig.1; text-fig.2. NOW Mendicodinium. Originally Thuledinium, subsequently (and now) Mendicodinium. Taxonomic junior synonym: Mendicodinium woodhamense, according to Kunz (1990, p.38). Age: middle Callovian.
Parent: Thuledinium