Canningia ringnesiorum

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

Parent: Canningia