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Rigaudella filamentosa

Rigaudella filamentosa (Cookson and Eisenack, 1958, p.47-48, pl.7, figs.8-9; pl.8, figs.1-2) Below, 1982b, p.148.

TYPE: Holotype: Cookson and Eisenack, 1958, pl.7, fig.9.

HISTORY: Originally Cannosphaeropsis, subsequently Adnatosphaeridium, thirdly (and now) Rigaudella.

SYNONYM(S): Taxonomic junior synonym: Cannosphaeropsis (subsequently Rigaudella) perforata, according to Stancliffe and Sarjeant (1990, p.206).

AGE: Mid-Late Jurassic.


Infraspecific taxa:


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