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Cordosphaeridium callosum

Cordosphaeridium? callosum Morgenroth, 1966a, p.21, pl.4, figs.8-10.

TYPE: Holotype: Morgenroth, 1966a, pl.4, figs.9-10.

HISTORY: Originally Cordosphaeridium, subsequently (and now) Cordosphaeridium?, thirdly Tityrosphaeridium?. Lentin and Williams (1985, p.70) retained this species in Cordosphaeridium?. Questionable assignment: Stover and Evitt (1978, p.147).

AGE: Early Eocene.


Infraspecific taxa:


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