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Hystrichodinium amphiacanthum

"Hystrichodinium? amphiacanthum" Cookson and Eisenack, 1958, p.37, pl.5, fig.9.

TYPE: Holotype: Cookson and Eisenack, 1958, pl.5, fig.9; Fensome et al., 1993a, fig.1 - p.911.

HISTORY: NOW: Omatidium. Originally Hystrichodinium, subsequently Hystrichodinium?, thirdly (and now) Omatidium. Questionable assignment: Stover and Evitt (1978, p.161-162).

AGE: Late Jurassic or Neocomian.


Infraspecific taxa:


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