Trithyrodinium verrucosum

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"verrucosum" (Manum, 1963, p.60-61, pl.3, figs.1-4) Davey, 1969b, p.12.  Holotype: Manum, 1963, pl.3, figs.1-2.  NOW Chatangiella.  Originally Deflandrea, subsequently Trithyrodinium, thirdly Australiella, fourthly (and now) Chatangiella.  Taxonomic junior synonym: Cooksoniella (as Chatangiella) vnigrii, according to Yun Hyesu (1981, p.66) - however, Lebedeva in Ilyina et al. (1994, p.70) retained Cooksoniella (as and now Chatangiella) vnigrii.  Age: mid Cretaceous.

Parent: Trithyrodinium