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Polysphaeridium conispinum

"Polysphaeridium? conispinum" (Davey and Verdier, 1973, p.193-194, pl.4, figs.4,6,8-9) Stover and Evitt, 1978, p.76.

EMENDATION: Lucas-Clark, 1984, p.187, as Litosphaeridium conispinum.

TYPE: Holotype: Davey and Verdier, 1973, pl.4, fig.8.

HISTORY: NOW: Litosphaeridium. Originally (and now) Litosphaeridium, subsequently Polysphaeridium?, thirdly Dapsilidinium?. Questionable assignment: Stover and Evitt (1978, p.76), as a problematical species.

AGE: Late Albian.


Infraspecific taxa:


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