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Polysphaeridium deflandrei

"Polysphaeridium? deflandrei" (Valensi, 1947, p.817; text-fig.3) Davey and Williams, 1969, p.6.

TYPE: Holotype: Valensi, 1947, text-fig.3.

HISTORY: NOW: Dapsilidinium?. Originally Hystrichosphaeridium, subsequently Polysphaeridium?, thirdly (and now) Dapsilidinium?. Questionable assignment: Davey and Williams (1969, p.6).

COMMENTS: This combination, as a qustionable assignment, was not validly published in Davey and Williams (1966b, p.95), since these authors did not fully reference the basionym.

AGE: Mid Jurassic.


Infraspecific taxa:


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DINOFLAJ (c) 1998