Cannosphaeropsis filamentosa
From dinoflaj3
Revision as of 19:07, 21 December 2016 by Maintenance script (Talk | contribs)
"filamentosa" Cookson and Eisenack, 1958, p.47–48, pl.7, figs.8–9; pl.8, figs.1–2. Holotype: Cookson and Eisenack, 1958, pl.7, fig.9. NOW Rigaudella. Originally Cannosphaeropsis, subsequently Adnatosphaeridium, thirdly (and now) Rigaudella. Taxonomic junior synonym: Cannosphaeropsis perforata, according to Stancliffe and Sarjeant (1990, p.206). Age: Middle-Late Jurassic.
Parent: Cannosphaeropsis