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Canningia ringnesiorum

"Canningia? ringnesiorum" Manum and Cookson, 1964, p.15, pl.2, fig.10.

TYPE: Holotype: Manum and Cookson, 1964, pl.2, fig.10.

HISTORY: NOW: Kallosphaeridium?. Originally Canningia, subsequently Canningia?, thirdly Batiacasphaera, fourthly Chytroeisphaeridia, fifthly (and now) Kallosphaeridium?. Questionable assignment: Stover and Evitt (1978, p.25).

AGE: Campanian-Maastrichtian.


Infraspecific taxa:


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