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Disphaerogena lemniscata

Disphaerogena lemniscata (Corradini, 1973, p.152-153, pl.22, figs.4a-b,5; pl.33, figs.2,4; pl.39, fig.2) Lentin and Williams, 1989, p.118.

TYPE: Holotype: Corradini, 1973 pl.22, fig.5; Fensome et al., 1995, fig.3 - p.1601.

HISTORY: Originally Cordosphaeridium, subsequently Cordosphaeridium?, thirdly Plethysyrinx, fourthly Cyclapophysis, fifthly (and now) Disphaerogena.

AGE: Late Cretaceous-Paleocene.


Infraspecific taxa:


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