FIG. 2 in The discovery of a Balaenomorpha (Persufflatius renefraaijeni n. gen., n. sp.) from the upper Miocene of the Netherlands sheds new light on the cranial anatomy of archaic rorqual relatives

FIG. 2. — Dinoflagellate cyst zonation cf. Munsterman et al. 2019. Abbreviations: Ma, million years ago; Tor, Tortonian; Aan, Achomosphaera andalousiensis; Cpa, Cannospaeropsis passio; Ede, Erymnodinium delectabile; Ltr, Labyrinthodinium truncatum; Pgo, Palaeocystodinum golzowensis; Spl, Systematophora placacantha; Sso, Sumatradinium soucouyantiae. Red lines indicate the limits of the dinozone Southern North Sea DN9, the dinozone the specimen is dated from.